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Updated: 49 min 52 sec ago

Look, Ma! No Mitochondria

Thu, 05/12/2016 - 11:10am

Scientists have found the first eukaryotic organism that functions fine without mitochondria, the "powerhouses" that make energy for the cells of yeast, humans and most other animals.

DIY Blood Tests? There's A Downside To Ordering Your Own

Thu, 05/12/2016 - 10:10am

It's legal to order diagnostic blood tests without consulting a doctor in many states. But critics say healthy patients can go down a rabbit hole of invasive assays and unnecessary treatments.

Wildlife Biologists Manage Bear Interactions In America's National Parks

Wed, 05/11/2016 - 3:27pm

There are about 1,600 black bears in Great Smoky Mountains National Park and nearly 11 million annual visitors. The park's wildlife biologists have the challenging job of managing the interactions between them.

Car Rationing Experiment Backfires In Polluted New Delhi

Wed, 05/11/2016 - 3:27pm

New Delhi has the most polluted air of any city in the world. NPR explores whether rationing cars in the Indian city could solve the problem.

Meet The Tiny Critters Thriving In Your Carpet, Kitchen And Bed

Wed, 05/11/2016 - 9:56am

Dust mites, gall wasps and book lice don't bite, but they might make you wheeze. Scientists found about 100 types of arthropods wiggling or munching skin flakes in typical homes. Take a look.

Does The Placebo Effect Influence Consumer Product Purchases?

Wed, 05/11/2016 - 4:11am

Novices play better golf when they have expensive brand name equipment, research shows. Brand name products alleviate some performance anxiety but brands have no effect on better players.

NASA Spots 1,284 New Planets, Including 9 That Are 'Potentially Habitable'

Tue, 05/10/2016 - 3:33pm

Of the more than 1,200 planets in the latest trove turned up by NASA's Kepler space telescope, about half seem to be rocky, like Earth.

Army Corps Of Engineers Blocks Pacific Northwest Coal Terminal

Tue, 05/10/2016 - 3:25pm

In a blow to the coal industry, a new terminal in the Pacific Northwest was denied approval after opposition from environmental groups and a debate between local Native American tribes.

Peggy Girshman Gets The Last Word On Health Journalism

Tue, 05/10/2016 - 12:07pm

Veteran NPR editor Peggy Girshman, who died in March, wrote her own eulogy, which included personal health advice and tips for better journalism. The eulogy was read at a memorial service Saturday.

Bluefin Blues: Valuing A Tuna Species Before It's Too Late

Tue, 05/10/2016 - 11:41am

Our appetite for the Pacific bluefin — prized for its tender, flavorful flesh — has reduced stocks to just 2.6 percent of original levels. The incentive to save bluefin is ecological — and financial.

NIH Announces Leadership Shake-Up At Renowned Research Hospital

Tue, 05/10/2016 - 10:18am

Following a string of safety lapses, the National Institutes of Health is making changes at its Clinical Center, the world's largest research hospital.

WOOP, There It Is! Four Steps To Achieve Your Goals

Mon, 05/09/2016 - 11:10pm

Positive thinking feels good but it may actually stop you from achieving your goals. This week, we discuss a different approach called WOOP.

India Struggles To Develop Without Furthering Carbon Footprint

Mon, 05/09/2016 - 3:28pm

How does a country bring its people into the 21st century without pumping huge amounts of carbon into the atmosphere? This challenge is more acute in India than anywhere else. Though India already has the third-largest carbon footprint in the world, around 400 million people still don't have access to reliable electricity.

Top Medical Journals Give Women Researchers Short Shrift

Mon, 05/09/2016 - 3:28pm

Women scientists get first-author credit on medical studies much less often than their male coauthors. That has career implications and could even be skewing the study of women's health.

Notorious F.D.A.? Feds Turn To Hip-Hop To Tamp Down Teen Smoking

Mon, 05/09/2016 - 3:26am

For its latest anti-tobacco campaign, the the Food and Drug Administration wants to harness hip-hop swagger to reach minority teens — who disproportionately suffer the consequences of smoking.

In The Midst Of A Downturn, Some In Oil Industry Are Prepping For A Bounce

Sun, 05/08/2016 - 4:16pm

The plunging price of crude oil is good for motorists but bad for those in the industry. And nowhere is that pain more acute than in West Texas, where many are hunkered down with an eye on the future.

Mercury Will Cross In Front Of The Sun In A Rare Event. Here's How To Watch

Sun, 05/08/2016 - 2:57pm

Stargazers, ready your (solar-filtered) telescopes: Mercury will pass directly across the sun on Monday for more than seven hours. And you can watch when it does — if you do it just right.

Ringling Elephants Retire To Florida For Cancer Research

Sun, 05/08/2016 - 6:57am

The Ringling Brothers and Barnum and Bailey Circus no longer uses elephants in its shows. The animals are heading for retirement in Florida. But their work isn't done yet.

Massive Canada Wildfires Continue To Spread

Sun, 05/08/2016 - 6:57am

Fires continue to rage in Alberta, Canada, threatening neighboring provinces. NPR's Melissa Block speaks with CBC reporter Evan Dyer about the continuing crisis.

What Is 'Natural' Food? A Riddle Wrapped In Notions Of Good And Evil

Sun, 05/08/2016 - 6:00am

Time is almost up for consumers to tell the FDA what "natural" food means. It's an ancient philosophical question with no easy answers.

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