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Karina

Karina
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Seagulls favor food humans have handled

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Seagulls favour food that has been handled by humans, new research shows. Herring gulls were presented with two identical food items—one of which they had...

Deaf moths evolved noise-cancelling scales to evade predators

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Some species of deaf moths can absorb as much as 85 per cent of the incoming sound energy from predatory bats—who use echolocation to...

Researchers find new reason Arctic is warming so fast

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The Arctic has experienced the warming effects of global climate change faster than any other region on the planet. Scientists at the Scripps Institution...

Substance found in fossil fuels can transform into pure diamond

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It sounds like alchemy: take a clump of white dust, squeeze it in a diamond-studded pressure chamber, then blast it with a laser. Open...

Researchers create new state of light

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For 20 years, researchers have studied how light rotates around a longitudinal axis parallel to the direction light travels. But could it move in...

Solar storms may leave gray whales blind and stranded

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A new study reported in the journal Current Biology on February 24 offers some of the first evidence that gray whales might depend on a magnetic...

Research: War skews men’s altruism toward other men, away from women

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War potentially creates a 'boys' club' where men help each other more than they help women, according to new research carried out at the...

New CRISPR base-editing technology slows ALS progression in mice

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With a new CRISPR gene-editing methodology, scientists from the University of Illinois at Urbana-Champaign inactivated one of the genes responsible for an inherited form...

Anonymous no more: combining genetics with genealogy to identify the dead...

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In Quebec, gravestones did not come into common use until the second half of the 19th century, so historical cemeteries contain many unmarked graves....

Line of defense: Scientists report surprising evolutionary shift in snakes

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In the animal kingdom, survival essentially boils down to eat or be eaten. How organisms accomplish the former and avoid the latter reveals a...

Ancient DNA from Sardinia reveals 6,000 years of genetic history

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A new study of the genetic history of Sardinia, a Mediterranean island off the western coast of Italy, tells how genetic ancestry on the...