Nell Greenfieldboyce

Nell Greenfieldboyce appears in the following:

President Trump Is Sending NASA Back To The Moon

Monday, December 11, 2017

"Space Policy Directive 1," which Trump signed Monday, sees Mars as the ultimate destination. But analysts wonder whether money will follow to support the plan.


Stressed-Out Narwhals Don't Know Whether To Freeze Or Flee, Scientists Find

Thursday, December 07, 2017

After being caught in a net, narwhals appear to get confused about what to do. Researchers say the whales' befuddlement could provide clues about how they will adapt to a changing Arctic.


Here's What It Looks Like When You Fry Your Eye In An Eclipse

Thursday, December 07, 2017

Most people seem to have heeded the warning not to look at August's total eclipse without eye protection. But an unlucky few suffered serious injury, and doctors could see changes at a cellular level.


Massive Black Hole Reveals When The First Stars Blinked On

Wednesday, December 06, 2017

Scientists have detected a black hole thought to be about 800 million times as massive as our sun that is helping to reveal when the universe filled with starlight.


Trump Picks Businessman To Lead NOAA

Wednesday, November 29, 2017

Senators are about to get their chance to grill the nominee for head of the National Oceanic and Atmospheric Administration. Critics say he has a conflict of interest.


Why Did The Passenger Pigeon Go Extinct? The Answer Might Lie In Their Toes

Thursday, November 16, 2017

Billions of these birds once flew over North America, but the last known passenger pigeon died in 1914. To try to figure out what happened, scientists analyzed DNA from the toes of birds in museums.


Scientists Say They've Found Hidden Space In Great Pyramid Of Giza

Thursday, November 02, 2017

Researchers used equipment that detects muons. Measuring the density of the tiny particles yielded an image of what's behind the pyramid walls with no damage to the ancient structure.


Trump's Nominee To Be The Next Head Of NASA Prepares For Senate Hearing

Tuesday, October 31, 2017

President Trump's pick for the next head of NASA, Rep. Jim Bridenstine, R-Okla., will have his Senate nomination hearing on Wednesday. He's been controversial because of his views on climate change.


Body Cam Study Shows No Effect On Police Use Of Force Or Citizen Complaints

Friday, October 20, 2017

That's the conclusion of a study performed as Washington, D.C., rolled out its huge program. The city has one of the largest forces in the country, with some 2,600 officers now wearing cameras.


Scientists Push To House More Lab Monkeys In Pairs

Tuesday, October 17, 2017

Enhancing a research monkey's life by housing it with a pal often doesn't hurt the study, says a researcher who's done it. In her own experience, she says, "it actually helped to improve the science."


Astronomers Strike Gravitational Gold In Colliding Neutron Stars

Monday, October 16, 2017

In an astonishing discovery, astronomers used gravitational waves to locate two neutron stars smashing together. The collision created 200 Earth masses of pure gold, along with other elements.


Pumas Are Not Such Loners After All

Wednesday, October 11, 2017

Researchers are startled to find that pumas, also called mountain lions, meet up quite frequently with their fellow big cats — perhaps to share an elk carcass.


Light Pollution Can Impact Nocturnal Bird Migration

Thursday, October 05, 2017

A new study of how birds react to the annual light tribute to September 11th in New York City provides compelling evidence for how artificial light can disorient large numbers of migrating birds.


Nobel Prize In Chemistry Awarded To Researchers Who Improved 'Imaging Of Biomolecules'

Wednesday, October 04, 2017

They were honored for developing a new way to generate 3-D images of biological molecules. Researchers are using the technique to study everything from the Zika virus to Alzheimer's disease.


Chemistry Nobel Prize Awarded For Advances In Cell Imaging

Wednesday, October 04, 2017

The 2017 Nobel Prize in chemistry has been awarded to researchers Jacques Dubochet, Joachim Frank and Richard Henderson for their work to develop cryo-electron microscopy.


It's Like An 'Electric-Fence Sensation,' Says Scientist Who Let An Eel Shock His Arm

Thursday, September 14, 2017

A neurobiologist noticed something strange whenever he tried to fish out electric eels in his lab using a net with a metal rim and handle. So he decided to roll up his sleeves and investigate.


Go See It, Eclipse Chasers Urge. 'Your First Time Is Always Special'

Tuesday, August 08, 2017

A small number of passionate "shadow lovers" roam the world to be at exactly the right place when the moon blots out the sun. One man has seen 33 — and calls each "one of the top events of my life."


Scientists Prepare For 'The Most Beautiful Thing You Can See In The Sky'

Monday, August 07, 2017

You'd think that after hundreds of years of watching total solar eclipses, scientists would know all they'd need to about that particular phenomenon. You'd be wrong.


Planning To Watch The Eclipse? Here's What You Need To Protect Your Eyes

Tuesday, August 01, 2017

A total solar eclipse is one of the most magnificent sights you can ever see. But you need the right kind of eye protection, and some of what's being sold out there isn't safe.


GOP Effort To Make Environmental Science 'Transparent' Worries Scientists

Thursday, July 20, 2017

There's a push in Congress to rewrite how science gets used in regulation — and that has researchers worried. The industry-backed bill would let business nitpick raw data and ignore valid results.