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Thursday, April 15, 2021

Latest from Science News: Only 3 percent of Earth's land hasn't been marred by humans

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04/15/2021

  
  
  
  
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Only 3 percent of Earth's land hasn't been marred by humans

Apr 15 2021 1:00 AM

A sweeping survey of terrestrial ecosystems finds that vanishingly little land houses all the animals it used to. Species reintroductions could help.

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The P.1 coronavirus variant is twice as transmissible as earlier strains

Apr 14 2021 6:57 PM

The variant first found in Brazil can evade some immunity from previous COVID-19 infections, making reinfections a possibility.

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'Monkeydactyl' may be the oldest known creature with opposable thumbs

Apr 14 2021 10:55 AM

A newly discovered pterosaur that lived during the Jurassic Period could have used its flexible digits to climb trees like a monkey.

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A coronavirus epidemic may have hit East Asia about 25,000 years ago

Apr 14 2021 10:08 AM

An ancient viral outbreak may have left a genetic mark in East Asians that possibly influences their responses to the virus that causes COVID-19.

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'First Steps' shows how bipedalism led humans down a strange evolutionary path

Apr 14 2021 9:00 AM

In a new book, a paleoanthropologist argues that walking upright has had profound effects on human anatomy and behavior.

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STEM's racial, ethnic and gender gaps are still strikingly large

Apr 14 2021 6:00 AM

Black and Hispanic professionals remain underrepresented in STEM, while women's representation varies widely by STEM field, according to a new report.

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More Recent Headlines
U.S. pauses J&J vaccine rollout after 6 people of 6.8 million get rare blood clots
Apr 13 2021 4:02 PM

The COVID-19 vaccine's pause is out of abundance of caution, experts say. The potentially deadly clots appear to be "extremely rare."

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Surprisingly, humans recognize joyful screams faster than fearful screams
Apr 13 2021 2:13 PM

Scientists believed we evolved to respond to alarming screams faster than non-alarming ones, but experiments show our brains may be wired differently.

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Wildfires launch microbes into the air. How big of a health risk is that?
Apr 13 2021 6:00 AM

How does wildfire smoke move bacteria and fungi - and what harm might they do to people when they get there?

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Discarded COVID-19 PPE such as masks can be deadly to wildlife
Apr 12 2021 2:10 PM

From entanglements to ingestion, two biologists are documenting the impact of single-use masks and gloves on animals around the world.

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Corals' hidden genetic diversity corresponds to distinct lifestyles
Apr 12 2021 10:00 AM

Observation and DNA analysis expose identical reef corals as distinct species with unique ecologies, suggesting much greater coral biodiversity.

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How researchers can keep birds safe as U.S. wind farms expand
Apr 12 2021 6:00 AM

Tracking bald eagle abundance and migrating whooping cranes provides a clearer picture of where wind turbines could be safely built.

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A trek under Thwaites Glacier's ice shelf reveals specific risks of warm water
Apr 09 2021 2:00 PM

An underwater autonomous craft collected the first data on the chemistry of seawater eroding the icy underbelly of Antarctica's Thwaites Glacier.

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A record-breaking, oxygen-starved galaxy may be full of gigantic stars' shrapnel
Apr 09 2021 6:00 AM

The newly discovered galaxy may have once been home to stars more than 300 times as massive as the sun - a peek at conditions in the early universe.

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Ancient humans may have had apelike brains even after leaving Africa
Apr 08 2021 2:00 PM

Modern humanlike brains may have evolved surprisingly late, about 1.7 million years ago, a new study suggests.

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How matter's hidden complexity unleashed the power of nuclear physics
Apr 08 2021 11:58 AM

In the last century, physicists learned to split atomic nuclei and revealed a complex world of fundamental particles.

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