A study of this champion's heart helped prove the benefits of exercise
More than a 100 years ago, doctors thought that too much running or other vigorous activity could harm us. Marathoner Clarence DeMar proved them wrong.
Science
NASA effort to bring home asteroid rocks will end this weekend in triumph or a crash
NASA's first effort to retrieve samples from an asteroid will send a capsule that contains extraterrestrial pebbles and dust plunging towards a Utah desert on Sunday.
World's oldest wooden structure defies Stone-Age stereotypes
Archaeologists dug into a riverbank in Zambia and uncovered what they call the earliest known wood construction by humans. The half-million year-old artifacts could change how we see Stone-Age people.
A source of carbon — a building block of life — is found on Jupiter's moon Europa
"The discovery signals a potentially habitable environment in the ocean of Europa," according to the Webb Space Telescope's website.
This 500,000-year-old structure has researchers rethinking early human intelligence
A newly discovered example of wood construction by humans is nearly 500,000 years old and has archaeologists rethinking how technologically advanced these pre-homo-sapiens may have been.
This week in science: Nipah virus, Australian pink diamonds and how cockatoos mate
NPR's Mary Louise Kelly talks with Maria Godoy and Regina Barber of the Short Wave podcast about a new Nipah virus outbreak, Australian pink diamonds and the mating life of cockatoos.
How wildfire smoke is erasing years of progress toward cleaning up America's air
A new study finds that smoke from massive wildfires has eroded about a quarter of the air quality gains from the last few decades.
Scientists pal up on pandemic prevention program
Deadly diseases kept emerging in West Africa, but going undetected. Now a program spearheaded by two scientists hopes to catch the next emerging disease before it becomes a pandemic.
Malaria is on the ropes in Bangladesh. But the parasite is punching back
What does it take to beat malaria? Thousands of moccasins walking down rural roads, overnight bus rides for lab tests ... and a highly effective drug. But the parasite isn't going along with the plan.
These habits can cut the risk of depression in half, a new study finds
New evidence shows that people who maintain a range of healthy habits, from good sleep to physical activity to strong social connections, are significantly less likely to experience depression.