Science

Some firefighters, paramedics and police officers say the tragedies they respond to haunt them, leading to depression, job burnout, substance abuse, and more.

The Other Victims: First Responders To Violent Disasters Often Suffer Alone

5:30am July 04, 2018

by Heidi de Marco

Some firefighters, EMTS and police officers say recent mass shootings have brought to the surface their own trauma, buried over years on the job. Many find it hard to open up and seek help.

Vaginal smear test at the gynecologist's office.

For Women Over 30, There May Be A Better Choice Than The Pap Smear

6:45pm July 03, 2018

by Sara Kiley Watson

A new study adds weight to the evidence that an HPV test can more accurately test for cervical cancer risk than a Pap smear.

Science

German Scientists Photograph Formation Of A Planet

5:37pm July 03, 2018

A German team has managed to photograph a planet forming in a distant solar system.

Researchers at the University of California, Davis are testing whether adding seaweed to cows' feed reduces methane emissions.

Surf And Turf: To Reduce Gas Emissions From Cows, Scientists Look To The Ocean

4:56pm July 03, 2018

by Merrit Kennedy

When cows burp, they emit the potent greenhouse gas methane into the atmosphere. But by adding seaweed to the cows' diets, researchers are noticing a dramatic reduction in methane production.

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When she saw photos of the young planet PDS 70 b, "It looked so clear," says Miriam Keppler, who led a team in the discovery.

Science

Scientists Capture First Birth Of A Planet

10:08pm July 02, 2018

by Clare Lombardo

Photographs of a young planet orbiting a star provide useful information about how planets form and grow.

Sunscreens containing minerals like zinc oxide and titanium dioxide reflect the sun's rays away from skin and are a good alternative to chemicals that could be harmful to ocean reefs.

Many Common Sunscreens May Harm Coral. Here's What To Use Instead

6:17pm July 02, 2018

by April Fulton

Hawaii is about to ban the sale of sunscreens containing certain chemicals that have been shown to harm coral reefs. Environmentalists urge a switch to mineral-based products.

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The latest study to link coffee and longevity adds to a growing body of evidence that, far from a vice, the brew can be protective of good health.

Coffee Drinkers Are More Likely To Live Longer. Decaf May Do The Trick, Too

4:34pm July 02, 2018

by Allison Aubrey

The latest study to link coffee and longevity adds to a growing body of evidence that, far from a vice, the brew can be protective of good health.

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The Scientists Who Explore Human Hormones In 'Aroused'

8:14am July 01, 2018

NPR's Lulu Garcia-Navarro talks with Dr. Randi Hutter Epstein about her new book Aroused, which tells the story of the scientific quest to understand human hormones.

Endophytes are microbes that live inside plants — the ones tagged with a fluorescent dye in this image are found in poplars. The microbes gather nitrogen from the air, turning it into a form plants can use, a process called nitrogen fixation. Researcher

Microbial Magic Could Help Slash Your Dinner's Carbon Footprint

10:00am June 29, 2018

by Hannah Thomasy

In one year, fertilizer production in the U.S. emitted as much carbon dioxide as two million cars. What if we could help plants make their own nitrogen so they wouldn't need man-made chemicals?

In a file photo from 2004, a sign at the entrance to the Arrowhead Mountain Spring Water Company bottling plant, owned by Swiss conglomerate Nestlé, on the Morongo Indian Reservation near Cabazon, Calif.

Nestlé Offered Permit To Continue Taking Water From California Watershed

10:56pm June 28, 2018

by Scott Neuman

The company's U.S. bottled water unit had been found to be operating under a long-expired permit, taking tens of millions of gallons a year from a watershed in the San Bernardino National Forest.