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May 17, 2021
A decade ago, Army recruiters started coaching individuals to help them lose weight so they could enlist. It's not an official Army program, but has become necessary to recruitment, many say.
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May 13, 2021
MIT bioengineer Linda Griffith spent years in debilitating pain before she was diagnosed with a condition often neglected in research. Her focus on the basic biology could lead to better treatments.
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May 13, 2021
Something went boom in outer space and sent radioactive stardust our way, and it's just been found at the bottom of the ocean.
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May 13, 2021
Something went boom in outer space and sent radioactive stardust our way, and it's just been found at the bottom of the ocean.
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May 10, 2021
Adolescents age 12 and older are now eligible to be vaccinated against COVID-19, the FDA says. Buy when and where, and what about younger kids? You have questions. We have answers.
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May 10, 2021
If you've spent any time around cats, you've seen them curl up in cozy spaces. A new study on feline cognition shows that they also like to sit in snug squares created by a kind of optical illusion.
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May 10, 2021
The FDA is expected to authorize the Pfizer vaccine for 12 to 15-year-olds. Security ramped up for Jerusalem Day parade. Experiment could restore vision for some patients with genetic disorders.
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May 10, 2021
The unprecedented study involves using the gene-editing technique CRISPR to edit a gene while it's still inside a patient's body. In exclusive interviews, NPR talks with two of the first participants.
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May 08, 2021
COVID-19 has renewed interest in a key way humans perceive the world. A reporter who hasn't been able to tell the scent of a rose from a sweaty gym shoe for decades takes heart in the latest science.
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May 07, 2021
For most people, COVID-19 vaccines promise a return to something akin to normal life. But for the hundreds of thousands of Americans who have a transplanted organ, it's a different story.
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May 04, 2021
Ecologist Suzanne Simard says trees are "social creatures" that communicate with each other in remarkable ways — including warning each other of danger and sharing nutrients at critical times.
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Apr 30, 2021
Much of our ancestral histories can be found in our bones. Archaeologist Carolyn Friewald traces the story of human migration through the hidden clues in our bones and our teeth.
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Apr 28, 2021
Biologists say newly efficient and accurate gene sequencing techniques have allowed them to fairly quickly detail full genomes and find overlooked genes in a broad range of 25 important species.
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Apr 23, 2021
As archeologists in Saudi Arabia excavated an ancient tomb last year, they were surprised to find what's believed to be the earliest example of dog domestication in the region.
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Apr 21, 2021
Scientists in Michigan went out in the dead of night to dig up part of an unusual long-term experiment. It's a research study that started in 1879 and is handed from one generation to the next.
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Apr 18, 2021
NPR's Michel Martin speaks with professor Evan Lieberman about the study he co-authored looking at how sharing information about the pandemic's racial disparities affect peoples' policy opinions.
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Apr 18, 2021
A new study of Indian jumping ants shows they have the ability to shrink and expand their brains — a first for any insect.
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Apr 18, 2021
As a doctor, I was eligible for the COVID-19 vaccine in December, but I also was pregnant, and there wasn't yet much data to inform my decision. What I needed was a different kind of information.
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Apr 15, 2021
An international team has put human cells into monkey embryos in hopes of finding new ways to produce organs for transplantation. But some ethicists still worry about how such research could go wrong.
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Apr 13, 2021
COVID-19 vaccines are highly effective but don't always provide perfect protection. Some vaccinated people later exposed to the virus still get sick. Why and how often that happens is under study.
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Apr 13, 2021
COVID-19 vaccines are highly effective but don't always provide perfect protection. Some vaccinated people later exposed to the virus still get sick. Why and how often that happens is under study.
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Apr 07, 2021
Researchers are reporting some progress in their search for drugs that tamp down the overwhelming immune reaction that can kill a patient with COVID-19.
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Apr 06, 2021
A medical team in New York City says it has performed the first complete surgical transplant of a trachea. These kinds of transplants are one of the last big transplant challenges.
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Apr 02, 2021
Scientists found remains of parrots in the Atacama desert, far from the birds' home in the Amazon. The discovery allowed scientists to reconstruct ancient trading routes used to transport the birds.
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Apr 01, 2021
An experiment that induced imaginary sounds in both people and mice could help explain how brain disorders like schizophrenia cause hallucinations.
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Mar 29, 2021
A group of scientists from Boulder, Colo., compared three different atomic clocks. It's a step toward redefining the length of a second.
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Mar 27, 2021
From fish in jars to rare seeds and microbes, hundreds of millions of biological specimens are stored around the U.S., and caretakers are trying to make them accessible for future research.
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Mar 25, 2021
Getting the COVID-19 vaccine into most Americans' arms will involve much more than a good supply and logistics. Values such as equity, deep listening, and informed choice are crucial, too.
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Mar 21, 2021
A rare blood clotting condition has occurred in some people after receiving the AstraZeneca COVID-19 vaccine. If the new research is correct, it could mean that blood clots could be easily treated.
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Mar 19, 2021
Astronomers once gazed at the night sky and charted the stars using their naked eyes. Astrophysicist Emily Levesque describes how generations of telescopes have unlocked the wonders of the universe.
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Mar 16, 2021
Lightning strikes may have supplied a key ingredient that allowed life to emerge on the early Earth, according to a new study of "fossilized" lightning.
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Mar 12, 2021
A kitefin shark is the largest known bioluminescent vertebrate, according to a new study. The shark lives in the dimly lit "twilight zone" of the ocean, and may glow to camouflage itself as it hunts.
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Mar 08, 2021
In 1721, London was in the grips of a deadly smallpox epidemic. One woman learned how to stop it, but her solution sowed political division.
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Mar 07, 2021
A storm of electrons created the first known "space hurricane" over the North Pole. Professor Mike Lockwood from the University of Reading in the U.K. talks about the newly-published findings.
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Mar 07, 2021
Cuttlefish, the squishy sea creatures, showed impressive self-control in an experiment. It means they have something in common with primates.
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Mar 05, 2021
In Southern California, pollutants from wildfire smoke caused up to a 10% increase in hospital admissions. Researchers say there's a need for better air monitoring and public health programs.
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Mar 04, 2021
Scientists at the Massachusetts Institute of Technology are trying to match the flexibility and resilience of an insect with a more muscular generation of mini-drones.
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Mar 02, 2021
Utah is considering naming a new park in honor of dinosaurs discovered there. Researchers expect to uncover more Utahraptor bones — provided they can get them out of a massive block of rock.
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Mar 02, 2021
A signed, sealed but not delivered letter from 1697 has finally been read with the help of a high-tech scan that looked inside without breaking its seal.
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Mar 02, 2021
A signed, sealed, but not delivered letter from 1697 has finally been read with the help of a high-tech scan that looked inside without breaking its seal.
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Mar 02, 2021
If you've been delaying routine medical care in the past year, now's the time to catch up, doctors say. The consequences of missing some key screenings and health checkups can be lethal.
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Mar 01, 2021
Getting COVID-19 tests and vaccine to essential workers on commercial farms and in meatpacking plants requires more than a pop-up clinic miles away. A positive test can be financially devastating.
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Feb 28, 2021
Advisers to the Centers for Disease Control and Prevention voted to endorse the emergency use of a single dose of a vaccine made by Johnson & Johnson. A study showed it was 66% effective in the U.S.
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Feb 27, 2021
Scientists have found that two-way communication is possible with someone who is asleep and dreaming. Specifically, lucid dreaming — dreaming while being aware you're dreaming.
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Feb 23, 2021
That's the question posted by a study in The Lancet Planetary Health. In case you're wondering, the United States is characterized as "loose." And Singapore is "tight."
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Feb 23, 2021
A new study in The Lancet Planetary Health finds that cultural attitudes may explain the stark differences in how countries experience the pandemic.
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Feb 18, 2021
A precise record of the last major reversal of the Earth's magnetic poles can be found in ancient trees. Researchers say this event 42,000 years ago had a huge impact on the planet and ancient humans.
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Feb 18, 2021
The responses reveal the impact on living standards in nine low- and middle-income countries — and may help governments find a way to help citizens most in need.
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Feb 18, 2021
The group that suffered the largest drop in life expectancy was Black males — a decline of 3 years. Hispanic males also saw a large decrease, with a decline of 2.4 years.
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Feb 18, 2021
The group that suffered the largest drop in life expectancy was Black males — a decline of three years. Hispanic males also saw a large decrease, with a decline of 2.4 years.
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Feb 16, 2021
After getting one dose of the COVID-19 vaccine, some people are having trouble getting their second shot. Here's how to maximize the likelihood you'll get both doses, to be fully immunized.
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Feb 16, 2021
Even after getting one dose of the COVID-19 vaccine, some people are having trouble getting their second shot. Here's how to maximize the likelihood you'll get both doses, to be fully immunized.
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Feb 15, 2021
In recent months, we've learned about several new variants of the coronavirus that have popped up in the U.S. Scientists recently reported seven new and distinct variants.
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Feb 15, 2021
Scientists have identified new coronavirus variants popping up around the U.S. Ailsa Chang speaks with Vaughn Cooper about how well the U.S. is equipped to track the emergence of these new strains.
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Feb 10, 2021
A seashell found in a French cave appears to have been modified by prehistoric people so that it could be used like a trumpet, making it a new addition to the Stone Age orchestra.
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Feb 09, 2021
How can All Things Considered consider all things without considering dinosaurs? That's the question posed by 8-year-old Leo Shidla of Minneapolis.
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Feb 08, 2021
The goal, XPrize says, is to tackle "the biggest threat facing humanity — fighting climate change and rebalancing Earth's carbon cycle. "
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Feb 08, 2021
The UAE probe arrives at Mars on Tuesday, Feb 9. Its purpose is to both study the weather on Mars as well as inspire the next generation of that country's scientists and engineers.
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Feb 08, 2021
I haven't seen my mother in over a year. I was going to visit in April to celebrate her 90th birthday, but the pandemic put that on hold. Now that she's been vaccinated is time for the birthday hug?
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Feb 08, 2021
I haven't seen my mother in over a year. I was going to visit in April to celebrate her 90th birthday but the pandemic put that on hold. Now that she's been vaccinated is it time for the birthday hug?
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Feb 04, 2021
It's early days yet, but Dr. Anthony Fauci says he's encouraged by the new president's approach to the pandemic. Science, Fauci says, is "going to rule." And the whole world needs vaccine.
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Feb 02, 2021
A new study adds to the growing mountain of evidence that says that poverty impairs people's ability to think.
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Feb 02, 2021
The spread of new strains raises new questions as two COVID-19 vaccines continue their rollout across the U.S. and another vaccine candidate preps for regulatory review. Here's what you need to know.
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Jan 31, 2021
In November, a scientific paper estimated millions of years of life could be lost due to prolonged school closures in the U.S. The paper has since been corrected and critiqued.
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Jan 28, 2021
A new study shows that naked mole rats speak with distinct dialects that appear to be learned — and reveal what group they belong to.
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Jan 25, 2021
As COVID-19 vaccines roll out, doctors say it's long past time to address the exclusion of pregnant women from research on drugs and vaccines. They say better study design is the answer.
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Jan 22, 2021
Cats act high when they're given catnip because, well, they are. Researchers say that catnip and another plant, silver vine, produce a chemical that activates their opioid reward systems.
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Jan 18, 2021
Two new studies show the potential of personalized brain stimulation to treat psychiatric disorders. The approach delivers pulses of electric or magnetic energy to certain areas in the brain.
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Jan 16, 2021
As states suddenly expand the categories of people eligible for the first scarce shipments of vaccine, who will be watching to make sure those hit hardest by the pandemic aren't left behind?
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Jan 13, 2021
Parler, the messaging app favored by far-right activists, has a new home. NPR's Steve Inskeep talks to Brian Friedberg of Harvard's Shorenstein Center. He tracks social media and hate groups,
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Jan 13, 2021
Parler, the messaging app favored by far-right activists, has a new home. NPR's Steve Inskeep talks to Brian Friedberg of Harvard's Shorenstein Center. He tracks social media and hate groups,
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Jan 12, 2021
It takes time after vaccination for immunity to the virus to build up, and no vaccine is 100% effective. Plus, scientists don't yet know if the vaccine stops viral spread. Here's what's known so far.
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Jan 04, 2021
CNN's chief medical correspondent says it's never too late to develop new brain pathways. Even small changes, like switching up the hand you use to hold your fork, can help optimize brain health.
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Jan 04, 2021
Boston Children's Hospital saw a precipitous drop in cases during the spring shutdown, and the trend continues. Researchers are asking why — and what it would take to keep up the change post-pandemic.
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Dec 29, 2020
Before scientists were even sure black holes existed, an Indian astrophysicist did the math behind Einstein's predictions of what would happen if two black holes collided.
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Dec 29, 2020
A new study looks at ways to make New Year's resolutions succeed.
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Dec 28, 2020
Due to the coronavirus pandemic, scientists this year made significant progress in understanding how respiratory viruses can be transmitted from one person to another through the air.
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Dec 26, 2020
Ice is usually emphemeral; it doesn't last that long before melting. But some ice on our planet has stayed frozen for millions of years, according to scientists are on a quest to find the oldest ice.
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Dec 26, 2020
The emergence of COVID-19 started scientists on a year-long, crash course to learn how this virus might travel through the air and how to stop it. They learned a lot, and quickly.
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Dec 24, 2020
Researchers discovered that an octopus might punch a fish when both are hunting. Although some of the thrown punches can be explained, others remain a mystery.
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Dec 24, 2020
As the first COVID-19 vaccines begin to be rolled out across the U.S., community leaders in diverse groups already are working hard to dispel misinformation and reach skeptics with truth.
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Dec 22, 2020
A new book digs into the social science of athletic greatness and reveals patterns leading to glory.
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Dec 18, 2020
Science writer Robin Marantz Henig has written about dangerous emerging pathogens for 30 years. But none of what she learned could shed light on her own confusing encounter with this virus.
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Dec 17, 2020
Atlantic writer Ed Yong says the COVID vaccination program will be the most complicated the U.S. has ever attempted: "It's going to be a slow process, and there are a lot of possible roadblocks."
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Dec 16, 2020
A new study suggests kids in poor countries benefit hugely from having older sisters — who are more likely than brothers or even mothers — to engage in stimulating play.
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Dec 16, 2020
Scientists are calling for efforts to protect hundreds of wild plants in the United States that are related to native foods such as cranberries and chili peppers.
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Dec 15, 2020
As the first patient to receive an experimental treatment that relied on the gene-editing technique CRISPR continues to do well 17 months later, more patients seem to be benefiting, too.
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Dec 12, 2020
Within hours, U.S. states are expected have in hand their first shipments of Pfizer's newly FDA-authorized COVID-19 vaccine. It marks a new phase in the pandemic, but what's that mean for you?
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Dec 12, 2020
States are starting to administer their first doses of two newly FDA-authorized COVID-19 vaccines. It marks a new phase in the pandemic, but what's that mean for you?
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Dec 09, 2020
Dogs are good at learning new words. But researchers say dogs don't understand small sound differences in words such as "dog" or "dig." It may explain why most don't learn a large number of words.
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Dec 09, 2020
A synthetic version of the psychedelic drug ibogaine appears to relieve depression and addiction without producing hallucinations or other dangerous side effects — at least in rodents.
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Dec 08, 2020
A new study did experiments on millions of Lyft riders to figure out how much they value time. They found time is worth more money than previously thought.
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Dec 04, 2020
Researchers found that a class of antibodies in a monkey's blood provides protection from COVID-19. If that hold true for humans, a blood test may predict whether a vaccine candidate is working.
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Dec 02, 2020
Heat waves, air pollution and extreme weather are making people sick and, increasingly, killing people. A key report by global physicians says fossil fuels are to blame.
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Dec 02, 2020
Social distancing fell dramatically between spring and fall and the gap between Democrats and Republicans widened. But both ends of the political spectrum agree on some measures to fight COVID-19.
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Dec 02, 2020
Social distancing fell dramatically between spring and fall and the gap between Democrats and Republicans widened. But both ends of the political spectrum agree on some measures to fight COVID-19.
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Dec 02, 2020
Seaweed can potentially help fight climate change. Research shows that a specific type of seaweed can cut cows' methane production by up to 98%.
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Dec 02, 2020
Seaweed can potentially help fight climate change. Research shows that a specific type of seaweed can cut cows' methane production by up to 98%.
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Nov 30, 2020
Biotech company Moderna has new data reinforcing that its COVID-19 inoculation is safe and effective. The company is submitting an application to the FDA Monday requesting emergency use authorization.
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Nov 30, 2020
The biotech company has new data reinforcing that its COVID-19 inoculation is safe and effective. Moderna is submitting an application to the FDA requesting emergency use authorization.
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