
Diving for pearls with the Hubble Space Telescope
Stars forming like a string of blue pearls along two elliptical galaxies could be the result of a galactic merger, according to an international team of astronomers. The structure could reveal rare ... more
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Small, faint but plentiful galaxies illuminated the early universe
Light from tiny galaxies over 13 billion years ago played a larger role than previously thought in creating the conditions in the universe as we know it today, a new study has found. Ultraviolet (UV ... more
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The first animals on Earth may have been sea sponges, study suggests
Swiss glaciers shrank by a quarter in past decade: study
South Asia monsoon: climate change's dangerous impact on lifeline rains
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Sun-like Stars Reveal Their Ages
Defining what makes a star "Sun-like" is as difficult as defining what makes a planet "Earth-like." A solar twin should have a temperature, mass, and spectral type similar to our Sun. We also would ... more
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It's go time for LUX-Zeplin dark matter experiment
From the physics labs at Yale University to the bottom of a played-out gold mine in South Dakota, a new generation of dark matter experiments is ready to commence.
The U.S. Department of Energ ... more
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No-wait data centers
Big websites usually maintain their own "data centers," banks of tens or even hundreds of thousands of servers, all passing data back and forth to field users' requests. Like any big, decentralized ... more
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Friction from Tides Could Help Distant Earths Survive, and Thrive
As anybody who has started a campfire by rubbing sticks knows, friction generates heat. Now, computer modeling by NASA scientists shows that friction could be the key to survival for some distant Ea ... more
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NASA says it's close to finding alien life, Earth's twin
At a panel discussion on the search for alien life, held this week at NASA's headquarters in Washington, the agency's top scientists said they're getting close. ... more
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