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Privacy concerns could stymie NASA’s study of Scott and Mark Kelly
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New research suggests tampons could screen for endometrial cancer
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Highly trained rodents are helping doctors better diagnose TB in a region hard hit by the deadly disease
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New research links longer sleep duration with a shorter life
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Journey to the Center of Earth
Deep in Earth’s mantle, scientists find evidence of a colossal impact that could reveal new information about Earth’s history
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Light has to pass through nerve cells to get to the rods and cones, but that order is no mistake
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The New Horizons team is asking the public for help labeling the maps of Pluto and one of its moons
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New design spurred by a global helium shortage
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New research suggests that ozone and nitrogen dioxide can alter allergens, creating more potent immune responses
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About a quarter of residents in a small town in Kazakhstan have fallen into a deep sleep for days at a time—and no one knows why
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The huge rhino-like animal and trunked llama-like animal posed a mystery until now
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But the good news is that summer will be that much longer thanks to some peculiarities in how the Earth moves
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As they orbited the earth, a satellite and an astronaut captured another side of the sun's disappearing act
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Pumping water out of aquifers at the rate we do doesn’t just threaten the water supply, it also exacerbates the effects of climate change
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Only a handful of animal populations are well counted — leaving researchers in the dark about how threatened the others are
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Forget eye strain—too much time indoors could cause myopia
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The world is disproportionately filled with beetles—now, a new study suggests that’s because few species have ever been wiped out
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