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Latest Headlines

07/20/2021

Missing Antarctic microbes raise thorny questions about the search for aliens

Jul 20 2021 6:00 AM

Scientists couldn't find microbial life in soils from Antarctica, hinting at a limit for habitability on Earth and other worlds.

Pikas survive winter using a slower metabolism and, at times, yak poop

Jul 19 2021 3:00 PM

Pikas endure bone-chilling temperatures on the Qinghai-Tibetan Plateau by reducing their metabolism, and when possible, eating yak poop.

The latest picture of a black hole captures Centaurus A's massive jets

Jul 19 2021 11:00 AM

Data from the Event Horizon Telescope reveal new details of jets spewing from the supermassive black hole at the center of the galaxy Centaurus A.

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Climate change may be leading to overcounts of endangered bonobos

Jul 19 2021 7:00 AM

A changing climate in Congo is affecting how scientists count bonobos' nests, possibly skewing estimates of the great ape population, a study suggests.

Only a tiny fraction of our DNA is uniquely human

Jul 16 2021 2:07 PM

Some of the exclusively human tweaks to DNA may have played a role in brain evolution.

Lakes of liquid water at Mars' southern ice cap may just be mirages

Jul 16 2021 6:00 AM

In 2018, scientists found evidence for water lakes sitting beneath the southern Martian ice cap. New evidence suggests the lakes might not exist.

More Recent Headlines

Human cells make a soaplike substance that busts up bacteria

Jul 15 2021 2:00 PM

Nonimmune cells can fight off pathogens by releasing a detergent-like molecule that dissolves bacterial membranes.

What 20th century science fiction got right and wrong about the future of babies

Jul 15 2021 10:00 AM

A century of science has pushed the boundaries of human reproduction even beyond writers' imaginations.

Insects had flashy, noise-making wings as early as 310 million years ago

Jul 15 2021 7:00 AM

The structure of a grasshopper-like insect's fossilized wing suggests it crackled and reflected light, perhaps to attract mates or warn off predators.

Millions of kids have missed routine vaccines thanks to COVID-19

Jul 14 2021 7:00 PM

Missed shots due to the pandemic may have cut vaccination rates for measles, diphtheria, tetanus and pertussis to their lowest levels in over a decade.

Would dogs return the favor if you gave them treats? It's complicated

Jul 14 2021 2:00 PM

An experiment in which dogs did not reciprocate food giving with humans may reveal something about the dogs, or about how science is done.

Climate change may rob male dragonfly wings of their dark spots

Jul 14 2021 9:00 AM

Less colorful, cooler wings may be advantageous to dragonflies in a warmer world. But the change could mess with the insects' mating.

Mixing trees and crops can help both farmers and the climate

Jul 14 2021 6:00 AM

Agriculture is a major driver of climate change and biodiversity loss. But integrating trees into farming practices can boost food production, store carbon and save species.

Froghoppers are the super-suckers of the animal world

Jul 13 2021 7:01 PM

To feed on plant xylem sap, a nutrient-poor liquid locked away under negative pressure, froghoppers have to suck harder than any known creature.

Hurricanes may not be becoming more frequent, but they're still more dangerous

Jul 13 2021 11:02 AM

A new study suggests that there aren't more hurricanes now than there were roughly 150 years ago.

'The Joy of Sweat' will help you make peace with perspiration

Jul 13 2021 9:00 AM

Dripping with science and history, a new book by science journalist Sarah Everts seeks to take the stigma off sweat.

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Tuesday, July 20, 2021

Latest from Science News: Missing Antarctic microbes raise thorny questions about the search for aliens