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Latest from Science News: Long-lasting shots work better than daily pills to prevent HIV in at-risk women

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12/01/2020

  
  
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Long-lasting shots work better than daily pills to prevent HIV in at-risk women

Dec 01 2020 6:00 AM

A more discreet HIV prevention method - a shot once every eight weeks -could help to boost use in women at risk.

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Runaway stars may create the mysterious ultraviolet glow around some galaxies

Nov 30 2020 8:00 AM

Hot blue stars kicked out of their birthplace can travel thousands of light-years to their galaxies' hinterlands, new computer simulations show.

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Dog ticks may get more of a taste for human blood as the climate changes

Nov 30 2020 6:00 AM

At high temperatures, some brown dog ticks that can carry the bacteria that causes Rocky Mountain spotted fever seem to prefer humans over dogs.

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Betelgeuse went dark, but didn't go supernova. What happened?

Nov 29 2020 6:00 AM

Astronomers are anxious to learn why Betelgeuse, one of the brightest stars in the sky, dimmed dramatically, but didn't explode, in 2019.

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Coronavirus shutdowns don't need to be all or nothing

Nov 25 2020 1:33 PM

Governments are implementing more targeted restrictions like limiting restaurant capacity to slow a fall surge. Research suggests they could work.

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The FDA has approved the first drug to treat the rapid-aging disease progeria

Nov 25 2020 6:00 AM

Children with a rare genetic disorder called progeria age quickly and often die before they are 15. A newly approved drug may give them more time.

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More Recent Headlines
Mineral body armor helps some leaf-cutting ants win fights with bigger kin
Nov 24 2020 11:00 AM

Researchers have found that at least one species of leaf-cutting ant has a tough layer of calcite on its exoskeleton.

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A face mask may turn up a male wrinkle-faced bat's sex appeal
Nov 24 2020 8:00 AM

The first-ever scientific observations of a wrinkle-faced bat's courtship shows that, when flirting, the males raise their white furry face coverings.

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Immunity to COVID-19 may persist six months or more
Nov 24 2020 6:00 AM

Even after recovery, the body continues to improve its antibody response to the coronavirus - perhaps thanks to viral bits hiding in the intestine.

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Oxford and AstraZeneca say their COVID-19 vaccine works too
Nov 23 2020 12:41 PM

A third major vaccine, which may be easier to distribute than others, appears to prevent disease and maybe transmission of the coronavirus.

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Lonely brains crave people like hungry brains crave food
Nov 23 2020 11:00 AM

After hours of isolation, dopamine-producing cells in the brain fire up in response to pictures of humans, showing our social side runs deep.

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Newton's groundbreaking Principia may have been more popular than previously thought
Nov 23 2020 8:00 AM

A search has uncovered over 300 copies of Isaac Newton's famous 17th century book, the Principia, revealing a broader readership than assumed.

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The biblical warrior Goliath may not have been so giant after all
Nov 23 2020 6:00 AM

Archaeological finds suggest the width of the walls of Goliath's home city were used to metaphorically represent the Old Testament figure's height.

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Here's why COVID-19 vaccines like Pfizer's need to be kept so cold
Nov 20 2020 5:59 PM

Both Pfizer and Moderna built their vaccines on RNA. Freezing them keeps their fragile components from breaking down.

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These plants seem like they're trying to hide from people
Nov 20 2020 11:00 AM

A plant used in traditional Chinese medicine has evolved remarkable camouflage in areas with intense harvesting pressure, a study suggests.

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Plastics are showing up in the world's most remote places, including Mount Everest
Nov 20 2020 11:00 AM

From the snow on Mount Everest to the guts of critters in the Mariana Trench, tiny fragments called microplastics are almost everywhere.

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