Uncategorized
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Psychology
In the social distancing era, boredom may pose a public health threat
Boredom contributes to pandemic fatigue and may account for why some people don’t follow social distancing rules.
By Sujata Gupta -
Health & Medicine
Pfizer’s vaccine appears to reduce coronavirus transmission
People who carry low amounts of the coronavirus in their bodies are less likely to spread COVID-19. Pfizer’s shot appears to help reduce viral loads.
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Physics
Tiny, sunlight-powered aircraft could soar beyond airplanes’ reach
Microfliers levitate when hit with light, in conditions like those high in Earth’s atmosphere.
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Health & Medicine
Making masks fit better can reduce coronavirus exposure by 96 percent
Double masking, rubber bands and other hacks can produce a tighter fit and prevent aerosol particles that can carry coronavirus from getting through.
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Physics
50 years ago, scientists were on a quest for quarks
In the 1970s, physicists confirmed particles called quarks existed. Fifty years later, many kinds of quarks in many combinations have been discovered.
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Astronomy
The number of Milky Way nova explosions per year has been pinned down
Knowing how frequently these stellar eruptions occur will help determine their contribution to the galaxy’s chemical makeup.
By Ken Croswell -
Archaeology
Stonehenge may have had roots in a Welsh stone circle
Ancient migrants to southern England brought the makings of the iconic monument with them, researchers suspect.
By Bruce Bower -
Science & Society
Black, Hispanic and female police use force less often than white male officers
A case study of Chicago policing suggests that diversifying to include more Black, Hispanic and female officers may improve how civilians are treated.
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Earth
Fin whale songs can reveal hidden features of the ocean floor
Fin whale calls can penetrate into Earth’s crust, offering scientists a new way to study the properties of the ocean floor.
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Life
Meatier meals and more playtime might reduce cats’ toll on wildlife
Outdoor cats kill billions of birds and mammals each year. Simply satisfying their need to hunt or supplementing their diets could lessen that impact.
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Science & Society
Can privacy coexist with technology that reads and changes brain activity?
An onslaught of new technology aims to listen to — and maybe even change — your brain activity. Readers, scientists and ethicists grapple with the ethical implications of new ways to get inside the skull.
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Archaeology
Humans made a horn out of a conch shell about 18,000 years ago
Ancient find may have sounded off during rituals in a cave adorned with wall art.
By Bruce Bower