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Latest from Science News: Immunity to COVID-19 may persist six months or more

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11/24/2020

  
  
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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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On a cool night in Malaysia, scientists track mysterious colugos across the treetops
Nov 20 2020 6:00 AM

Our reporter tags along for nighttime observations of these elusive gliding mammals.

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Arecibo Observatory, an 'icon of Puerto Rican science,' will be demolished
Nov 19 2020 6:29 PM

The telescope, known for cameos in moves like Contact and for fast radio burst observations, was feared to be on the verge of collapse.

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Supercooled water has been caught morphing between two forms
Nov 19 2020 2:00 PM

A new experiment used ultrafast techniques to reveal high-density water transforming into low-density water at subfreezing temperatures.

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50 years ago, scientists named Earth's magnetic field as a suspect in extinctions
Nov 19 2020 12:47 PM

In 1970, researchers saw a link between magnetic pole reversals and extinctions. Fifty years later, scientists have uncovered more suggestive examples but no strong evidence of a direct link.lamb

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Monarch caterpillars head-butt each other to fight for scarce food
Nov 19 2020 11:00 AM

Video experiments show that monarch caterpillars turn aggressive when there's not enough milkweed to go around.

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Guttural toads shrank by a third after just 100 years on two islands
Nov 19 2020 6:00 AM

Introduced in the 1920s, toads on two islands in the Indian Ocean have shrunken limbs and bodies that may be evidence that "island dwarfism" can evolve quickly.

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New Pfizer results show its COVID-19 vaccine is nearly 95% effective
Nov 18 2020 11:34 AM

With final results - including showing its vaccine is 94 percent effective in the elderly - Pfizer is poised to request emergency use authorization.

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Ardi and her discoverers shake up hominid evolution in 'Fossil Men'
Nov 18 2020 9:00 AM

A new book covers the big personalities, field exploits and scientific clashes behind the discovery of the hominid skeleton nicknamed Ardi.

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