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Can we find aliens by looking for their pollution?
Maybe some extra-terrestrials pollute their planets too.
July 25, 2014
See which parts of the U.S. are losing groundwater
This map shows the amount of water stored in underground aquifers in the U.S. on July 7, 2014, in contrast to the average from 1948 to 2009.
July 25, 2014
Nature’s roadblock to accurate seasonal hurricane forecasts
Nature itself puts up a roadblock to hurricane prediction - minor variations in the atmosphere - too small for seasonal forecast models to capture.
July 25, 2014
Beauty! Best photos of July 24 moon and Venus
The sky's two brightest nighttime objects, in the east before dawn this morning.
July 25, 2014
Video: Joshua Tree nights
Shot in Joshua Tree National Park in California. Relax ... and enjoy the night sky.
July 25, 2014
Best photos 2013 Perseid meteor shower
Many images of the 2013 Perseid meteor shower, posted as meteor season 2014 begins!
July 25, 2014
Fox takes a nap on Ottawa city bus
Aww! An employee found this fox snoozing inside an Ottawa city bus on Sunday morning, July 20.
July 23, 2014
Will the Andromeda galaxy someday collide with our Milky Way?
The Andromeda galaxy is approaching our Milky Way galaxy across the vastness of space. When will they collide?
July 23, 2014
Record high global temp in June 2014 follows record warmth in May
The last below-average global temperature for June was in 1976 and the last below-average global temperature for any month was February 1985.
July 23, 2014
Camelopardalids: Just a few centuries late in catching a good show
Remember the Camelopardalids, the meteor shower earlier this year astronomers said would be spectacular ... except it wasn't? Now, the same astronomers explain why.
July 22, 2014
