Nell Greenfieldboyce

Nell Greenfieldboyce appears in the following:

Smithsonian's Air And Space Museum To Get $30 Million Spiffier

Thursday, April 03, 2014

Curators say they'll use the big grant from Boeing to better highlight how exploratory flight — from the Spirit of St. Louis to the Starship Enterprise — has transformed the world.


Ethicists Tell NASA How To Weigh Hazards Of Space Travel

Wednesday, April 02, 2014

Risks to astronauts on extended missions include vision impairment, weakened bones and radiation exposure. There are also psychological risks from facing danger while being stuck inside a small craft.


New Dwarf Planet Found At The Solar System's Outer Limits

Wednesday, March 26, 2014

The tiny world is a pink-hued ball of ice in an area of space once thought to be relatively empty. But the new findings hint of other small objects — and perhaps an unseen planet bigger than Earth.


This Freeloading Bird Brings Help — And The Help Smells Gross

Thursday, March 20, 2014

The great spotted cuckoo is a parasitic bird that plops its eggs in nests of other birds, so others can care for its chicks. Those chicks might aid the caretaker bird by helping to repel predators.


Space Thief Or Hero? One Man's Quest To Reawaken An Old Friend

Tuesday, March 18, 2014

In the 1980s, NASA engineer Robert Farquhar came up with a sly plan to divert the ISEE-3 satellite from its original path to visit a comet instead. Now Farquhar has another big plan for his "baby."


At 4.4 Billion Years Old, Oz Crystals Confirmed As World's Oldest

Monday, February 24, 2014

Zircon crystals found in sandstone on an Australian sheep ranch are so tiny that you'd need a magnifying glass to see them. But recent measurements confirm they offer our earliest glimpse of Earth.


Drugmakers And NIH Band Together To Speed Up Research

Tuesday, February 04, 2014

The National Institutes of Health is teaming up with major drug companies in a new effort to identify disease-related molecules and biological processes that could lead to future medicines.

The public-private partnership is called AMP, for the "Accelerating Medicines Partnership," and it will focus first on Alzheimer's disease, Type ...


Polar Bear Researcher Gets $100,000 In Settlement With Feds

Wednesday, December 04, 2013

A scientist whose observations of drowned polar bears raised alarms about climate change has received $100,000 to settle a whistle-blower complaint against an agency of the Department of the Interior.

Under the settlement, wildlife researcher Charles Monnett retired from his job at the federal Bureau of Ocean Energy Management ...


Bacterial Competition In Lab Shows Evolution Never Stops

Friday, November 15, 2013

Evolution is relentless process that seems to keep going and going, even when creatures live in a stable, unchanging world.

That's the latest surprise from a unique experiment that's been underway for more than a quarter-century.

Evolution is so important for biology, medicine and a general understanding of our world ...


Galaxy Quest: Just How Many Earth-Like Planets Are Out There?

Tuesday, November 05, 2013

A team of planet hunters estimates that about 22 percent of the sun-like stars in our galaxy may have planets about the size of Earth that are bathed in similar amounts of sunlight — and potentially habitable.

That's the conclusion of a new analysis of observations taken by NASA's Kepler ...


The Tail's The Tell: Dog Wags Can Mean Friend Or Foe

Friday, November 01, 2013

Dogs can pick up emotional cues from another dog by watching the direction of its wagging tail, a new study suggests.

In a series of lab experiments, dogs got anxious when they saw an image of a dog wagging its tail to its left side. But when they saw a ...


Sand From Fracking Could Pose Lung Disease Risk To Workers

Friday, March 29, 2013

When workplace safety expert Eric Esswein got a chance to see fracking in action not too long ago, what he noticed was all the dust.

It was coming off big machines used to haul around huge loads of sand. The sand is a critical part of the hydraulic fracturing method ...


Is Another Moon Mission Written In The Stars?

Friday, December 07, 2012

It's been 40 years since NASA launched Apollo 17, its final human mission to the moon. The commander of that mission says he'd love to give up his claim to fame as "the last man on th...


Ingredients For A Homestyle Thanksgiving, 200 Miles Above The Earth

Thursday, November 22, 2012

Candied yams with a touch of marshmallow cream are what the astronauts on the International Space Station are looking forward to eating for their Thanksgiving feast today. That and a ...


Scientist Cleared In Polar Bear Controversy

Friday, September 28, 2012

Charles Monnett's 2006 report on drowning polar bears became a rallying cry for environmentalists. Then he was accused of scientific misconduct. On Friday, he learned he had been cleared.


NASA's Curiosity Finds Water Once Flowed On Mars

Friday, September 28, 2012

NASA's newest Mars rover snapped photos of rocky outcroppings that jut out from the alien soil. Scientists say they look like the remnants of an ancient stream bed where water once flowed on the surface of the red planet.

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After 35 Years, Voyager Nears Edge Of Solar System

Wednesday, September 05, 2012

One of the twin space probes launched 35 years ago has traveled more than 11 billion miles from Earth. The Voyager probes were originally slated just to examine Jupiter and Saturn during a five-year trip.


SpaceX Ship Passes Close By International Space Station

Thursday, May 24, 2012

So far everything looks good for a possible docking with the station on Friday by the company's Dragon capsule.


Shuttle Discovery To Make Final Flight, Atop A 747

Monday, April 16, 2012

The first of NASA's retired space shuttles will make its way to its new retirement home on April 17. The well-traveled orbiter will be flown low over the nation's capital before being...