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Dangling Dextre Digs out Docked Dragon Depot prior to Station Departure
To close out their final week aboard the International Space Station, three of the six Expedition 39 crew members are…
Surprise Gamma-Ray Burst Behaves Differently Than Expected
Roughly once a day the sky is lit up by a mysterious torrent of energy. These events — known as gamma-ray…
Are we Ready for Contact?
A common criticism of science is its quick decision to experiment, without thinking about whether or not it should. While…
Astronomy Cast Ep. 343: The Universe is Trying To Kill You!
We always say that the Universe is trying to kill you. But seriously... it wants you dead. The Bad Astronomer…
“Tea, Earl Grey, Hot”… How Scientists Replicated a Mars Meteorite
Captain Picard orders tea "Tea, Earl Grey, hot." Who doesn't remember that famous command by Captain Picard's of TV's "Star…
The Rise of Carbon Dioxide in a Single Video
I’m always amazed by the power of data visualization. In this case a video shrinks the rising levels of carbon…
Dashcams, Tweets Show Bright Daytime Fireball Over Ontario, Canada on May 4
A rare daylight meteor streaked across the skies over southern Ontario, Canada and the U.S. Northeast during the afternoon of…
Unprecedented Images of the Intergalactic Medium
An international team of astronomers has taken unprecedented images of intergalactic space — the diffuse and often invisible gas that…
NASA Seeks Ideas for Mission to Europa
Europa — a moon of Jupiter first discovered by Galileo — never ceases to surprise and amaze astronomers and amateurs…
Comet Jacques Brightens: How to See it in May
A recently discovered comet is headed northward and is set to put on one of two fine performances for binocular observers…