Space Tech

Stephen Hawking recently argued that it's too risky and that extra-terrestrial civilizations would most likely be far more advanced. (Image:  ESO/M. Kornmesser  via   Wikipedia /  CC BY 4.0)

Should We Try to Contact Aliens?

The skies have been scanned for decades looking for any alien messages. While there have been a few exciting moments, they have all ended in failure. Now, scientists from a new San Francisco-based organization called METI, or Messaging Extra Terrestrial…

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Kepler Spacecraft Running on Empty

Trailing Earth’s orbit at 94 million miles away, the Kepler space telescope has survived many potential knock-outs during its nine years in flight, from mechanical failures to being blasted by…

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Should We Try to Contact Aliens?

The skies have been scanned for decades looking for any alien messages. While there have been a few exciting moments, they have all ended in failure. Now, scientists from a…

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That Mysterious X-Ray Signal Has Now Been Solved

A mysterious X-ray signal from clusters of galaxies recently caused some excitement among astronomers: Does it perhaps originate from dark matter, which makes up around 80 percent of the matter…

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Fishing for Answers on Bone Loss in Space

During spaceflight, astronauts lose bone mineral density, but it is not clear exactly what causes this loss. Scientists trying to understand why recently went fishing for answers. They reared small…