Nell Greenfieldboyce

Nell Greenfieldboyce appears in the following:

NIH Allows Restart Of MERS Research That Had Been Questioned

Thursday, December 18, 2014

Some researchers who study the virus that causes Middle East respiratory syndrome got an early Christmas present: permission to resume experiments that the federal government abruptly halted in October.

The scientists were trying to modify the MERS virus so that it's better able to sicken mice. Their goal is ...

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Worries About Unusual Botulinum Toxin Prove Unfounded

Thursday, December 18, 2014

Remember that worrisome new form of botulinum toxin we told you about in late 2013, the one that supposedly had to be kept secret out of fear it could be used as a bioweapon that would evade all of our medical defenses?

Well, as it turns out, it's not ...

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Pakistan Keeps On Vaccinating Despite Tough Terrain And Terror Threat

Thursday, December 18, 2014

Between the rugged terrain and the constant terrorist threats, vaccinating Pakistani children against common diseases hasn't been easy. Mountains make it hard — at times even impossible — for vaccinators to reach people in the north. In the south, health workers have to use four-wheelers and camels to travel through ...

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Scientists Debate If It's OK To Make Viruses More Dangerous In The Lab

Tuesday, December 16, 2014

Imagine that scientists wanted to take Ebola virus and see if it could ever become airborne by deliberately causing mutations in the lab and then searching through those new viruses to see if any spread easily through the air.

Would that be OK?

The question was posed by David ...

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Earliest Human Engraving Or Trash From An Ancient Lunch?

Wednesday, December 03, 2014

Carved zigzag marks on a shell found more than a century ago have drawn new interest from archaeologists. The half-million-year-old lines aren't from an animal, and might be art from Homo erectus.

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Scientists Analyze Skeletal Remains From Vampire Graveyard

Thursday, November 27, 2014

Lab scientists are trying to understand why some corpses buried in northwestern Poland were singled out for special anti-vampire treatments, such as putting a sickle around the neck.

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Shrinking Sea Ice Could Put Polar Bears In Grave Peril By 2100

Wednesday, November 26, 2014

A new study looks at the future of the Canadian Arctic Archipelago and finds that by the end of this century, the region might be ice-free for 2 to 5 months, something that puts bears in grave peril.

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Controversy Over Scientist's Shirt Mars Celebration Of Comet Landing

Friday, November 14, 2014

A scientist who contributed to this week's triumphant comet landing mission has upset people by wearing a loud shirt that some say is sexist. On Twitter, people have dubbed the dispute "shirtstorm."

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Pentagon Plans To Spend Billions Upgrading Nuclear Program

Friday, November 14, 2014

After a major investigation into America's nuclear forces, Secretary of Defense Chuck Hagel says that he will be investing billions of dollars into the system, and changing to the way it's managed.

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These X's Are The Same Shade, So What Does That Say About Color?

Monday, November 10, 2014

Never mind the physics. Color isn't just a particular wavelength of light, it turns out. It's a fascinating mix of context and what's happening outside and inside your head.

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How A Tilt Toward Safety Stopped A Scientist's Virus Research

Friday, November 07, 2014

The U.S. government has stopped some experiments with dangerous viruses, saying the risks need to be reconsidered. Key work in one scientist's lab has been halted.

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Virus Sleuths Chip Away At Ebola Mysteries

Friday, October 31, 2014

Big questions have bedeviled virus hunters for 38 years: Why do people differ in their response to Ebola? Is it becoming more or less dangerous? There's now more evidence about who gets sick and why.

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Scientists Fight For Superbug Research As U.S. Pauses Funding

Thursday, October 23, 2014

An unusual government moratorium aimed at controversial research with high-risk viruses has halted important public health research, scientists told an advisory committee to the federal government on Wednesday.

The White House Office of Science and Technology Policy said Friday that the federal government will, for now, not fund any ...

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When Reassuring Isn't: The Rush To Test Cruise Passenger For Ebola

Monday, October 20, 2014

Here's a question about the fine line between a prudent response and worrisome overkill: Is the sight of a U.S. Coast Guard helicopter hovering over a cruise ship to pick up a blood sample (which is to be tested for Ebola) a sight that should inspire feelings of reassurance, or ...

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U.S. To Temporarily Halt Funding For Controversial Virus Research

Friday, October 17, 2014

The federal government will temporarily stop funding any new studies that could make three high-risk infectious diseases even more dangerous. The government is asking all scientists involved in this research now to voluntarily halt their current studies.

The unusual move comes after a long controversy over experiments with mutant forms ...

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Why Won't The Fear Of Airborne Ebola Go Away?

Friday, October 17, 2014

Infectious disease specialists say Ebola can't spread through the air, but many Americans remain deeply skeptical. The history of past outbreaks suggests airborne transmission isn't a threat.

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Ebola Virus Takes Center Stage In Washington

Thursday, October 16, 2014

President Obama has canceled travel plans. Head of the Centers for Disease Control and Prevention Thomas Frieden appears before a congressional panel to answer questions on U.S. Ebola preparedness.

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Indonesian Cave Paintings As Old As Europe's Ancient Art

Wednesday, October 08, 2014

Prehistoric cave paintings of animals and human hands in Indonesia are as ancient as similar paintings found in Western Europe, according to a new study that suggests humans may have carried this art tradition with them when they migrated out of Africa.

"Until now, we've always believed that cave painting ...

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On The Alert For Ebola, Texas Hospital Still Missed First Case

Wednesday, October 01, 2014

Diagnosing and treating Ebola isn't so hard, health workers say; hospitals across the U.S. should be ready. But initial symptoms, such as fever and headache, can look the same as other illnesses.

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Health Officials Consider Blood Serum As Possible Ebola Treatment

Monday, September 29, 2014

The World Health Organization is enthusiastic about "convalescent serum," which comes from the blood of people who have survived Ebola. But it's unclear how well it could work.

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