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A Geologist in California Found Something Strange Sticking Out of a Creek. A Reverse Image Search Told Her It Was an Ancient Mastodon Tooth

Pacific mastodons roamed parts of North America before disappearing along with other Ice Age megafauna around 11,700 years ago

A Geologist in California Found Something Strange Sticking Out of a Creek. A Reverse Image Search Told Her It Was an Ancient Mastodon Tooth

We haven't written up this one. Smithsonian has the full story — the link below goes straight to it.

Read the original at smithsonianmag.com →

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Scientists Discover Mysterious New X-Ray Objects 'Unlike Any They Have Seen Before'

An anonymous reader quotes a report from Space.com: NASA's Chandra X-ray Observatory has found a brand new type of an otherwise familiar object -- compact binary systems that steal gas from other…

  • Scientists discover 84 new celestial objects emitting low-energy X-rays.
  • Hypersoft X-ray sources found in six galaxies, including Andromeda and Pinwheel Galaxy.
  • Objects release less X-ray energy than compact binaries, suspected to be lower-level binaries.

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