NASA’s Osiris-Rex Spacecraft Is Headed for a Flyby With Earth NASA’s Osiris-Rex Spacecraft Is Headed for a Flyby With Earth

The spacecraft will make a flyby of Earth on Friday, using the planet’s gravity to steer it toward Bennu, an asteroid it will visit next year.

yesterday, 16:22
Matter: Clues to Africa’s Mysterious Past Found in Ancient Skeletons Matter: Clues to Africa’s Mysterious Past Found in Ancient Skeletons

An analysis of DNA recovered from fossils thousands of years old hints at enormous migrations that shaped the continent.

yesterday, 18:00
Trilobites: How Three Friends Proved That Jellyfish Can Sleep Trilobites: How Three Friends Proved That Jellyfish Can Sleep

What started as a midnight excursion of curious graduate students turned into a study with implications for basic questions about sleep.

yesterday, 18:00
Trilobites: For Neanderthals, Growing Big Brains Took More Time Trilobites: For Neanderthals, Growing Big Brains Took More Time

New research suggests that the brain of a juvenile Neanderthal developed more slowly than that of a similarly aged Homo sapiens child, but scientists don’t yet know why.

yesterday, 20:58
A Glowing Cotton Study That Might Have Deserved Less Glowing Reviews A Glowing Cotton Study That Might Have Deserved Less Glowing Reviews

Cotton experts were not impressed with a recent study published by scientists who claimed they created naturally glowing and magnetic cotton.

today, 0:30
How Dogs Recognize Their Scents — And Selves How Dogs Recognize Their Scents — And Selves

Dogs appear to know their own scent in a test involving samples of urine. Is that the same as recognizing oneself in a mirror?

today, 11:00
ScienceTake: Dogs Recognize Themselves in Test Based on Smell, Not Sight ScienceTake: Dogs Recognize Themselves in Test Based on Smell, Not Sight

Canines don’t seem to perceive their reflections in mirrors. But they do better with a ‘smell mirror.’

today, 11:00
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