News
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AstronomyEarth-sized planet found in star’s habitable zone
Astronomers have found a potentially habitable Earth-sized planet around a cool red star.
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AnimalsMost extreme female penis is found on cave lice
Female penis, male vagina have been discovered in tiny Brazilian insects.
By Susan Milius -
Health & MedicinePossible measles drug tests well in animals
Compound that saves ferrets from viral infection might someday lead to measles treatment.
By Nathan Seppa -
Health & MedicineTriclosan aids nasal invasions by staph
The antimicrobial compound triclosan, commonly found in soaps and toothpaste, may help Staphylococcus aureus stick around.
By Beth Mole -
ClimateReef fish act drunk in carbon dioxide–rich ocean waters
In first test in the wild, fish near reefs that bubble with CO2 lose fear of predators’ scent.
By Meghan Rosen -
AnthropologyTurkana Boy sparks row over Homo erectus height
Estimating the adult height and weight of an ancient youth from his skeleton has proven tricky.
By Bruce Bower -
ClimateOcean bacteria may have shut off ancient global warming
Ocean-dwelling bacteria may have helped end global warming 56 million years ago by gobbling up carbon from the CO2-laden atmosphere.
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ClimateIPCC calls for swift switch to alternative power
Rapid adoption of green power production will be necessary to avert a climate crisis, latest IPCC report says.
By Beth Mole -
AstronomyEarly Mars couldn’t hold liquid water long
Small rocks hit Mars 3.6 billion years ago, suggesting an early atmosphere too thin for liquid water to hang around very long.
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Particle PhysicsExotic particle packs a foursome of quarks
Tetraquarks could help physicists understand the universe’s first generations of matter.
By Andrew Grant -
LifeIn a crisis, fruit flies do stunt turns
An elaborate monitoring system reveals that fruit flies can execute sophisticated flying maneuvers in the face of danger.
By Susan Milius -
NeuroscienceSmell wiring gets set early
Mess with a baby mouse’s olfaction for too long and neurons never recover.