Nell Greenfieldboyce

Nell Greenfieldboyce appears in the following:

Scientists Glued Fake Caterpillars On Plants Worldwide. Here's What Happened

Thursday, May 18, 2017

Predators that attacked the clay caterpillars left telltale bite marks, which were later analyzed to help figure the critter's risk of getting eaten. That analysis revealed a striking pattern.

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Common Lead Test Can Give False Results, FDA Warns

Wednesday, May 17, 2017

Common blood tests for lead can give falsely-low results in certain cases, according to a new warning from the Food and Drug Administration.

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Tyrannosaurus Rex's Bite Force Measured 8,000 Pounds, Scientists Say

Wednesday, May 17, 2017

"That's like setting three small cars on top of the jaws of a T. rex — that's basically what was pushing down," a researcher says. Humans bite with a measly 200 pounds of force.

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Scientists Hunt Hard Evidence On How Cop Cameras Affect Behavior

Thursday, April 27, 2017

Police departments in about 95 percent of cities nationally have put wearable cameras on officers, or soon plan to. But do these body cameras make neighborhoods safer? Scientists want to find out.

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Recordings Reveal That Baby Humpback Whales 'Whisper' To Their Mothers

Wednesday, April 26, 2017

Scientists recently tracked eight baby whales using special sound and movement recorders. The sounds the babies made turned out to be far different from the eerie songs of adult male humpbacks.

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Out Of The Lab And Into The Streets, Science Community Marches For Science

Saturday, April 22, 2017

Thousands of scientists and their supporters took to the streets to advocate for public support for science and technology today in Washington, D.C., and other cities around the country.

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No Ant Left Behind: Warrior Ants Carry Injured Comrades Home

Wednesday, April 12, 2017

Don't call it empathy, scientists say. These termite-eating ants only retrieve injured comrades on the way home from a hunt, not before. But the hurt ants do recover better at home — to fight again.

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Scientists Who Want To Study Climate Engineering Shun Trump

Wednesday, March 29, 2017

The controversial study of climate engineering — aka deliberately messing with Earth's temperature — was finally starting to regain a measure of respectability. And then came President Trump.

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Congress May Undo Rule That Pushes Firms To Keep Good Safety Records

Monday, March 20, 2017

Labor statistics specialists under George W. Bush and Barack Obama warn that if the safety regulation is repealed, record keeping on worker injuries will become less accurate and less reliable.

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Trump's Budget Slashes Climate Change Funding

Thursday, March 16, 2017

The White House's proposed federal budget cuts everything from research to regulation, and makes clear that the administration doesn't view climate change as a priority.

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The Saga Of The Irish Giant's Bones Dismays Medical Ethicists

Monday, March 13, 2017

Charles Byrne was about 7 feet 7 inches tall, an 18th century marvel whose height came from a pituitary tumor. He asked for privacy in death, but his skeleton is still on display in a London museum.

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SpaceX Moves To Launch First-Ever Private Mission To The Moon

Tuesday, February 28, 2017

SpaceX claims it will launch the first ever private moon mission in 2018, which would send people to the moon for the first time in 45 years. The announcement may signify the start of a new race to the moon, this time between NASA and the private space industry.

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Should Scientists March? U.S. Researchers Still Debating Pros And Cons

Thursday, February 23, 2017

A "March for Science" is set for April 22 in Washington, D.C., to show support for evidence-based public policy. But some worry the march will be seen as partisan, and may even undermine sound policy.

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Astronomers Find 7 Earth-Size Planets Around A Nearby Star

Wednesday, February 22, 2017

Some of the planets could be home to liquid water, but it remains unclear whether life could exist on such strange worlds.

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Apollo 11 Space Capsule Is Going On Another Mission

Wednesday, February 22, 2017

The capsule called Columbia hasn't left the Smithsonian's National Air and Space Museum in Washington, D.C., since 1976. It's heading out on tour to celebrate the 50th anniversary of the moon landing.

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Carnivorous Plants Around The Globe Use Similar Deadly Tricks

Monday, February 06, 2017

Pitcher plants have evolved independently on three different continents. But new research shows they use many of the same tools to catch and eat their prey.

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2016 Was The Hottest Year Yet, Scientists Declare

Wednesday, January 18, 2017

Global temperatures soared above the 20th century average last year, as the climate continues to change. It's the hottest it has been since scientists started tracking global temperatures in 1880.

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Scientists Have Twisted Molecules Into The Tightest Knot Ever

Thursday, January 12, 2017

This new knot has eight crossings, far more than previous molecular knots. The "rope" is very short — just 192 atoms long, or 500 times smaller than a red blood cell.

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Menopause Mystery: Why Do Female Killer Whales Experience The Change Of Life?

Thursday, January 12, 2017

Killer whales are one of only three species known to have menopause. Researchers are looking at the conflict and cooperation between older and younger female whales to understand why.

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NASA Faces The Unknown In Preparing For Trump Administration

Saturday, January 07, 2017

President-elect Donald Trump has not provided many specifics about what he plans to do with NASA. But private companies are expected to take a bigger role in space travel in the coming years.

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