dan hessling

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Is the universe less crowded than scientists thought? - Futurity

Supercomputer simulations dramatically cut the estimated number of faint galaxies. In 2018, the James Webb Space Telescope will put this theory to …

Universe

Navy Yard Response Reflects Tensions, Worries About Attacks

For two hours Thursday morning, it looked like the dire warnings of July 4th terror were coming true in Washington.<p>Police and ambulances swarmed the Washington Navy Yard after a worker said she might have heard gunshots. It turned out to be nothing, but authorities were quick to praise the woman …

San Francisco

This is the way the world ends: not with a bang, but with a Big Rip

New model suggests that as the universe expands everything from galaxies to space-time itself will be torn apart - but not for about 22 billion years<p>Everything we know, and everything else besides, burst into existence at the Big Bang. Now scientists have concluded that we could be heading for an …

Dark Matter

Twitter Pushes Ads With A New Button Atop Mobile Users’ Profiles

Twitter’s latest push to monetize its service has led to the rollout of a new “Twitter Ads” button, which is now prominently appearing on user profile pages on both the iOS and Android client applications. The newly added button, which some users may have initially mistaken as a shortcut to Twitter …