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Sep 22, 2018
The research suggests that the ongoing opioid crisis may be part of a larger epidemic going back decades. The study also shows more users take multiple drugs — many of which are more potent.
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Sep 21, 2018
Walter Mischel had an idea that became a pop culture touchstone. He wanted to see if preschoolers seated in front of a marshmallow could delay their gratification. What did the experiment really mean?
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Sep 20, 2018
A Japanese research team made immature human eggs from stem cells that were derived from human blood. The technique brings scientists a step closer to being able to mass-produce human eggs.
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Sep 20, 2018
Scientists at Johns Hopkins have identified a brain region in monkeys that influences their desire to take big risks. When this area is inactivated, the monkeys tend to hedge their bets.
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Sep 20, 2018
The drug makes the usually antisocial creatures much more interested in friendly contact with other octopuses. It's one more sign that the chemistry of social behavior has deep evolutionary roots.
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Sep 19, 2018
A small study of teens who were conceived via assisted reproductive technology finds a significant number already have hypertension and premature "age-related changes" in their blood vessels.
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Sep 18, 2018
A study of nearly 2 million art auction sales show paintings by women fetch less money than paintings by men. Gender disparities that plague many parts of the economy also affect the art world.
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Sep 18, 2018
Dessa is a singer and writer from Minneapolis who spent years trying to fall out of love and get over her ex. Nothing seemed to help — until she visited a research lab for a brain scan.
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Sep 17, 2018
The largest study of its kind shows a high prevalence of adverse childhood experiences — or ACEs — across the population, but especially among some vulnerable groups.
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Sep 14, 2018
Russian agents were allegedly planning to hack into a Swiss laboratory that was analyzing nerve agents used in March against a former Russian spy and his daughter.
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Sep 13, 2018
An FDA scientist will present the results of a large government study on the safety of the plastic additive BPA.
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Sep 13, 2018
The plastic additive BPA got a clean bill of health in a two-year government study involving thousands of rats. But scientists worried about BPA's risks say the study has flaws.
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Sep 13, 2018
The scientists were inspired by the super-agile fruit fly. And by designing this robot, they've figured out some of the mysteries of one of the fly's fanciest maneuvers.
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Sep 13, 2018
Scientists have developed a forecast model for predicting mass bird migrations, based in part on weather patterns.
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Sep 12, 2018
A new report from the Kew Gardens in London is billed as the first comprehensive report on the state of the world's fungi.
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Sep 12, 2018
As marijuana gains popularity among people 65 and older, geriatricians call for more research on how it affects elderly patients. Shifts in metabolism as we age can intensify any drug's side effects.
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Sep 11, 2018
Bonobos are much more likely than common chimpanzees to share their food, a study suggests. But researchers who study sharing say human kids are more helpful and cooperative than either species.
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Sep 11, 2018
Research on the brains of barn owls suggests that attention problems like ADHD may involve a brain circuit that usually helps us ignore distractions.
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Sep 10, 2018
Scientists affiliated with Harvard and MIT have been battling with colleagues at University of California, Berkeley over who deserves patents for a revolutionary technology used in medical research. On Monday, the east coast scientists won their case in a federal appeals court.
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Sep 09, 2018
Money has poured into Alzheimer's research, but until very recently not much of it went toward investigating infection in causing dementia. A million dollar prize may lead more scientists to try.
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Sep 08, 2018
As a child, John Chater remembers trying different kinds of pomegranates in his grandfather's yard. It spurred him to pursue a dream of diversifying America's crop beyond the red Wonderful variety.
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Sep 07, 2018
Proposals in several cities to offer drug users access to a safe space to consume drugs have caused a political stir, but what do we really know about the effectiveness of safe injection sites?
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Sep 06, 2018
A study suggests large mammals must learn to migrate — and they aren't exactly quick studies. It takes decades before a herd can effectively move across land to find the best food.
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Sep 06, 2018
Microbe-eating-microbes are found in "almost every ecosystem on Earth," says a defense department scientist who hopes bacteria of this type might one day be deployed to fight human infections.
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Sep 05, 2018
New options for non-addictive pain treatment are sorely needed. One researcher is borrowing from the field of cancer nanomedicine to test an idea that could bring relief to chronic pain sufferers.
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Sep 04, 2018
Schadenfreude is an emotion most people try to hide. But research shows people are more likely to exhibit this feeling if they are die-hard fans of a particular sports team.
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Sep 02, 2018
A global development research organization study suggests that there's little data showing whether growers benefit from sustainably certifying their coffee because they are difficult to monitor.
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Aug 31, 2018
Low-income residents living near highways and agricultural and industrial zones are getting hit with a "double whammy" as wildfire smoke drifts to areas where the air is often polluted already.
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Aug 30, 2018
This week on the Hidden Brain radio show, we explore why people often avoid telling the truth — to others, and to themselves.
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Aug 29, 2018
Expectant parents of twins and other multiples may be ready for the joy and extra physical demands of caring for more than one baby. But few know the risk of depression and anxiety runs higher, too.
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Aug 29, 2018
Expectant parents of twins and other multiples may be ready for the joy and extra physical demands of caring for more than one baby. But few know the risk of depression and anxiety runs higher, too.
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Aug 29, 2018
A Stanford research team finds that ketamine's ability to quickly relieve depression depends on activating the brain's opioid system. The finding raises new questions about the drug's safety.
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Aug 28, 2018
Harbor seals use sensors in their whiskers to help discern predator from prey. It's all about the way the water whirls, say scientists who are now training computers to be better trackers, too.
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Aug 28, 2018
The U.S. has the highest rates of sexually transmitted disease cases in the industrialized world, say health trackers, with chlamydia, gonorrhea and syphilis reaching 2.3 million cases in 2017.
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Aug 28, 2018
Lab chimps used in medical studies are being retired to a forested sanctuary. But scientists and workers who care for the animals say some older chimps aren't healthy enough to make the transition.
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Aug 28, 2018
The consumer advocacy group Public Citizen also says the multicenter study of life-threatening sepsis will at best produce confusing results. A Harvard doctor and designer of the research disagrees.
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Aug 27, 2018
The human brain isn't just bigger than a mouse brain. It contains at least one kind of brain cell that isn't found in rodents.
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Aug 27, 2018
Unlike other primates, human toddlers watching a competition don't appreciate victors who shove rivals out of the way. Even little kids prefer high status characters who aren't bullies.
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Aug 27, 2018
Many social sciences experiments couldn't be reproduced in a new study, thus calling into question their findings. The field of social science is pushing hard to improve its scientific rigor.
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Aug 26, 2018
The spread of air conditioning may have kept some people from dying in this summer's extreme heat. But studies project more heat-related illnesses as the climate warms.
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Aug 24, 2018
A study of 5 million years of mollusks suggests that laziness could be a good survival strategy: species that have gone extinct had higher metabolic rates than the ones that exist today.
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Aug 23, 2018
Scientists don't know what's causing the aurora-like phenomenon, which has been known to amateur photographers for decades but only recently came to the attention of researchers.
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Aug 22, 2018
Genomic sequencing reveals new evidence of interbreeding among different groups of our ancient relatives. A scientist calls the find "almost too lucky to be true."
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Aug 22, 2018
Genomic sequencing reveals new evidence of interbreeding among different groups of our ancient relatives. A scientist calls the find "almost too lucky to be true."
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Aug 21, 2018
HPV testing is now seen as equally effective as Pap tests for cervical cancer screening. An influential federal advisory group has changed guidelines for how women over 30 should get tested.
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Aug 21, 2018
Life threatening wildfires that burn hundreds of homes dominate the headlines. But prolonged smoke is what will actually affect hundreds of thousands of people living in and around fire-prone areas.
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Aug 21, 2018
Prolonged smoke across the West Coast will affect hundreds of thousands of people living in and around fire-prone areas. Scientists are warning of a lengthening — and worsening — smoke season.
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Aug 21, 2018
Our circle of friends may shrink as we age, and researchers say this is especially grave news for men's physical and mental health. (This piece originally aired on May 20, 2018 on Morning Edition).
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Aug 20, 2018
There's a big survival gap between white and minority children when it comes to some childhood cancers. It turns out growing up in poverty explains a lot of the difference.
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Aug 20, 2018
Americans forfeited about 200 million days of paid vacation leave last year. And many U.S. workers now take shorter, partial week vacations. But even a mini-break can be good for your health.
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Aug 19, 2018
These days hospitals are looking for ways to improve health in their communities to prevent illness and control costs. One hospital in Ohio decided that health might start with affordable housing.
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Aug 18, 2018
In a new study, researchers found that doctors are better at explaining the benefits of a common cancer screening that its potential downsides. But overtesting comes with risks and costs of its own.
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Aug 16, 2018
A pediatrician is working to make sure every hospital in Kansas can give babies with neonatal abstinence syndrome the soft start they need, ideally right next to their mothers.
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Aug 16, 2018
It's almost impossible to break a piece of dry spaghetti into exactly two pieces. Mathematicians at MIT have figured out how to do it. And all it takes is a twist.
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Aug 16, 2018
Humankind has long been taunted by the puzzle. Well, we've got some breaking news, folks — or at any rate some big news about breaking: The answer involves one very big twist.
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Aug 16, 2018
To outwit cancer, researchers are working on better ways to teach patients' immune system to root out and kill malignant cells. A promising approach involves cells that attack cancer two ways at once.
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Aug 13, 2018
The FDA recently warned against using lasers for so-called "vaginal rejuvenation" treatments to reshape or tighten the vagina. But one kind of laser treatment might have gotten a bad rap.
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Aug 13, 2018
Already the project has revealed a previously unknown type of cell in the windpipe that might play a role in cystic fibrosis — and lead to a new treatment, scientists say.
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Aug 12, 2018
There is a new study on the effect treating teens for depression has on their parents. It suggests just treating teens has benefits for parents.
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Aug 10, 2018
Families are starting to adopt an approach that stresses compassion instead of harsh consequences for loved ones with addiction. Their goal? Keep them alive long enough to recover.
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Aug 09, 2018
Many doctors never find out when a patient dies from an overdose. A new study shows that when find out, it can alter the way they prescribe addictive drugs.
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Aug 09, 2018
New research finds that stomach infections, like norovirus and rotavirus, have a special way to get to us hard — and fast. That knowledge could lead to new, more effective treatments.
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Aug 08, 2018
The jury's still out on whether underwear preference matters to male fertility, but men who wear tight underwear were found to have slightly lower sperm counts in a new study.
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Aug 08, 2018
Young women with simple pregnancies can safely ask a doctor to induce labor, a study finds. It doesn't increase their risk of needing a C-section after all, and can even offer potential benefits.
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Aug 07, 2018
The largest study to follow women infected with Zika while they were pregnant finds about 6 percent of children had problems at birth, but 14 percent had complications by their first birthday.
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Aug 06, 2018
If you've spent time on social media, you've seen lots of pictures of people seemingly having a better time than you. They may be smiling, but they're not necessarily happy. What are they telling us?
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Aug 06, 2018
Sam Vogelstein used to suffer a hundred seizures a day. Then he tried a marijuana-based drug that wasn't available in the U.S. It stopped his seizures and has just been approved by the FDA.
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Aug 06, 2018
Sam Vogelstein used to suffer a hundred seizures a day. Then he tried a marijuana-based drug that wasn't available in the U.S. It stopped his seizures and has just been approved by the FDA.
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Aug 05, 2018
In fire-torn parts of the West, some people who are now safe struggle mightily when they again smell smoke or see an orange haze in the sky. That's normal, say therapists. And you can quench the fear.
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Aug 04, 2018
As marijuana legalization spreads, police are asking for better tools to detect drugged drivers. Some police are now working with researchers to try to bring a THC breathalyzer to market.
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Aug 03, 2018
Should we concentrate farming in a small area, or spread it out to reduce the environmental impact? It's a dilemma farmers face as they feed a growing planet. A new study weighs in.
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Aug 02, 2018
Leaders make decisions for a group in the same way they make choices for themselves, a study suggests. They don't change their decision-making behavior, even when the welfare of others is at stake.
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Aug 01, 2018
Greenhouse gas concentrations reached a record high. Global sea level was the highest on record, too. NOAA's State of the Climate report points to the urgency of addressing climate change.
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Aug 01, 2018
How much damage a bullet does when fired at the human body largely hinges on physics. Our latest "Let's Talk" video shows and explains why certain types of ammunition cause greater havoc than others.
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Jul 31, 2018
Females are more likely than males to suffer measurable impact on their brains as a result of heading the ball during soccer.
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Jul 31, 2018
Female soccer players are more likely than males to suffer measurable impact on their brains as a result of heading the ball during soccer.
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Jul 31, 2018
With rising school costs, as many as half of U.S. college students are feeling so stretched financially that they either aren't getting enough to eat or are they're worried about it, studies find.
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Jul 31, 2018
The sun is responsible for all life on Earth, but we still have a lot to learn about it. So this summer, NASA is sending the Parker Solar Probe closer to the sun than we have ever been before.
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Jul 31, 2018
Medicare pays more than $16 billion a year for hospice services. But a new report from the Department of Health and Human Services says hospice patients don't always get the care they're promised.
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Jul 31, 2018
The sun is responsible for all life on Earth, but we still have a lot to learn about it. So this summer, NASA is sending the Parker Solar Probe closer to the sun than we have ever been before.
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Jul 30, 2018
Dehydration has long been known to slow physical performance. Now there's evidence that too little water can hurt cognitive performance, too, making complex thinking tasks harder.
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Jul 27, 2018
The richness of human vocal communication turns partly on our ability to control pitch, scientists say. Consider the difference you hear between "Let's eat, Grandma" and "Let's eat Grandma."
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Jul 25, 2018
The military is trying to figure out whether troops can sustain brain injuries from firing certain powerful weapons. A pair of Marines who used to shoot these weapons think they already know.
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Jul 24, 2018
Breadcrumbs found at an excavation in Jordan reveal that humans were baking thousands of years earlier than previously believed. It may have even prompted them to settle down and plant cereals.
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Jul 24, 2018
The engineer views landfill as a living ecosystem, and the plastic that clogs it as a serious threat that crowds out life and never goes away. Can we eliminate the waste before it smothers us?
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Jul 24, 2018
A recent study finds companies whose CEOs committed a personal indiscretion — such as infidelity, substance abuse and dishonesty — experienced a decline in shareholder value.
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Jul 23, 2018
Brick transfers heat to dough more slowly than steel, allowing both crust and toppings to simultaneously reach perfection. In a home oven, that balance is elusive — but you might be able to get close.
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Jul 23, 2018
Scientists are taking a second look at the idea that hormone replacement therapy could reduce a woman's risk of dementia. New research suggests the key may be in giving it at the right time.
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Jul 23, 2018
Scientists are taking a second look at the idea that hormone replacement therapy could reduce a woman's risk of dementia. New research suggests the key may be in giving it at the right time.
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Jul 22, 2018
Preterm birth, a leading cause of death in infants, remains stubbornly hard to prevent. Researchers are on the hunt for a better understanding of what causes it and better ways to diagnose risk.
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Jul 20, 2018
When researchers cleaned up vacant lots and planted grass and trees in poor neighborhoods in Philadelphia, residents' mental health improved.
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Jul 19, 2018
Warmer weather means that barnacle geese fly faster to their breeding grounds, leaving them too tired to lay eggs right away. By the time they're ready, the babies have missed the best food.
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Jul 18, 2018
Deaths due to liver disease have increased among the young — and heavy drinking is to blame.
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Jul 18, 2018
A tiny accelerator could be useful in medicine as well as basic science. Instead of speeding up beams of electrons through giant tunnels, the aim here is to build accelerators on semiconductor chips.
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Jul 17, 2018
Doctors are closer to a test in living people that could help diagnose chronic traumatic encephalopathy, a disease that's been linked to concussions and other repeated brain assaults.
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Jul 17, 2018
Doctors are closer to a test in live brains that could help diagnose chronic traumatic encephalopathy, a disease that's been linked to concussions and other repeated brain assaults.
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Jul 17, 2018
A new study finds that teens who engage in frequent texting, social media use and other online activities daily are more likely to develop symptoms of ADHD.
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Jul 16, 2018
Researchers at the Scripps Institution of Oceanography hope to turn surfers into citizen scientists by equipping them with a "smartfin" that gathers data as they surf.
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Jul 16, 2018
Hot weather can influence cognitive performance, according to new research. Young adults living in non-air-conditioned dorms during a heat wave performed worse on math and attention tests.
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Jul 12, 2018
Researchers invited the public to help them study the geographic spread of ticks that carry pathogens that can sicken humans. People were eager to oblige by sending in the pesky bugs that bit them.
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