Streams

Nell Greenfieldboyce

Nell Greenfieldboyce appears in the following:

NIH Allows Restart Of MERS Research That Had Been Questioned

Thursday, December 18, 2014

The National Institutes of Health has approved requests for waivers from a moratorium on experiments that aim to make the virus that causes Middle East respiratory syndrome more infectious in mice.

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Worries About Unusual Botulinum Toxin Prove Unfounded

Thursday, December 18, 2014

A previously unknown form of botulinum toxin thought to be resistant to standard treatment raised public health concerns. Subsequent research has allayed those fears.

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Pakistan Keeps On Vaccinating Despite Tough Terrain And Terror Threat

Thursday, December 18, 2014

Just getting a measles vaccine to a child in Pakistan was once an impossible dream. Despite many obstacles, health workers have made great progress in stopping infectious diseases.

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

Tuesday, December 16, 2014

Researchers are struggling with how to balance the benefits and risks of genetic experiments that can give viruses new talents for causing infections.

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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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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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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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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

Frustrated scientists argued Wednesday that making nasty viruses even worse in the lab provides crucial insight into preventing pandemics. Others say it just ups the risk a lab germ will start one.

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

Monday, October 20, 2014

Galveston, Texas, officials meant well when they tested a passenger while she was still at sea. But some say airlifting a blood sample in a Coast Guard helicopter was needlessly alarming.

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

Friday, October 17, 2014

The federal government will suspend funding while it reviews the potential risks and benefits of certain experiments with three viruses: SARS, MERS and influenza.

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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

Figures found on the walls of a prehistoric cave in Indonesia are at least 35,400 years old or more, scientists say. That might mean the earliest art developed independently in different regions.

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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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