All Stories
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Space
Did the James Webb telescope ‘break the universe’? Maybe not
There’s no need for strange new physics to explain anomalously bright, massive galaxies seen by JWST, Hubble data suggest.
By Adam Mann -
Health & Medicine
The blood holds clues to understanding long COVID
A growing cadre of labs are sketching out some of the molecular and cellular characters at play in long COVID, a once-seemingly inscrutable disease.
By Meghan Rosen -
Here comes the sun, the eclipsed version
Editor in Chief Nancy Shute muses on the total solar eclipse that will cross North America in April 2024.
By Nancy Shute -
Health & Medicine
Here’s why pain might last after persistent urinary tract infections
Experiments in mice reveal that the immune response to a UTI spurs nerve growth in the bladder and lowers the pain threshold.
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Planetary Science
The desert planet in ‘Dune’ is plausible, according to science
Humans could live on the fictional planet Arrakis from Dune but (thankfully) no giant sandworms would menace them.
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Animals
Giant tortoise migration in the Galápagos may be stymied by invasive trees
An invasion of Spanish cedar trees on Santa Cruz Island may block the seasonal migration routes of the island's giant tortoise population.
By Jake Buehler -
Health & Medicine
More than 1 billion people worldwide are now estimated to have obesity
A new analysis suggests that the prevalence of obesity has doubled in women, tripled in men and quadrupled in children and adolescents from 1990 to 2022.
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Climate
Waterlogged soils can give hurricanes new life after they arrive on land
New studies show that the long-hypothesized “brown ocean effect” is real, helping to refuel 2018’s Hurricane Florence and other storms after landfall.
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Planetary Science
Odysseus’ historic moon mission comes to an end, for now
Officials announced that the lunar lander has downloaded data from all payloads and will go to sleep February 28, but possibly reawaken later.
By Adam Mann -
Genetics
A genetic parasite may explain why humans and other apes lack tails
Around 25 million years ago, a stretch of DNA inserted itself into an ancestral ape’s genome, an event that might have taken our tails away.
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Artificial Intelligence
Why large language models aren’t headed toward humanlike understanding
Unlike people, today's generative AI isn’t good at learning concepts that it can apply to new situations.