All Stories
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EcosystemsCamera catches new fish species — as it’s eaten!
A video of a lionfish eating a new-found species of fish raises concerns about the threat lionfish pose to undiscovered species in deep reefs.
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ChemistryScientists Say: Catalyst
Sometimes a chemical reaction can take a while. If speed is needed, a catalyst can help.
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ChemistryTrees can make summer ozone levels much worse
The greenery can release chemicals into the air that react with combustion pollutants to make ozone. And trees release more of those chemicals where it gets really hot, a new study finds.
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Health & MedicineThink you’re not biased? Think again
Everyone holds some unconscious bias about certain social groups, even when they don’t mean to. Scientists are learning how people can fight such implicit biases.
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PlanetsHot, hot planet sets sizzling new record
Astronomers have discovered an odd new exoplanet. Called KELT 9b, is the hottest non-star known.
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Health & MedicineYour gut’s germs may decide whether white bread or whole wheat is best — for you
Surprise! Gut microbes may determine how your body responds to starches in the diet.
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AnimalsOrangs nurse young for more than eight years!
Orangutan moms and babies have been tricky to study in the wild, so researchers used dental tests to reveal a record setting nursing period.
By Susan Milius -
Health & MedicineScientists Say: Acoustic
Acoustic is an adjective used to describe something involving sound. It’s also a noun that refers to the branch of physics that studies sound.
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AnimalsPopular pesticide may harm bee flight
In a lab experiment, honeybees flew sluggishly after eating pesticide-tainted food.
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ChemistryWorld’s deepest zoo harbors clues to extraterrestrial life
Scientists have found a wide range of life deep below Earth’s surface. The discoveries could help inform our search for life on other planets.
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PhysicsGravitational waves detected yet again
For the third time in 16 months, scientists have announced detection of gravitational waves washing over the spacetime environment in which Earth resides. This seems to show that such waves may not be rare.
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ArchaeologyEuropean fossils may belong to earliest known hominid
New fossils suggest that the earliest non-ape human ancestors may have evolved in Europe, not Africa.
By Bruce Bower