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See it! Solstice full moon photos
On June 20, 2016, the moon turns full at 11:02 UTC. The solstice arrives some 11.5 hours later, at 22:34 UTC. Solstice moon photos here from the EarthSky community.
June 21, 2016
Why your GPS twinkles
Radio signals twinkle much as stars do. This can have an effect on your GPS.
June 14, 2016
Measuring time in deep space
A scientist developing the Deep Space Atomic clock on why it’s key for future space missions.
June 14, 2016
Colombian volcano activity sparks concern
Ash plumes and tremors in Colombia's Nevado del Ruiz volcano are raising fears of destructive mudflows and the possibility of an eruption.
June 8, 2016
Humans domesticated dogs twice, says study
New research suggests that dogs were domesticated not once, but twice, in different parts of the world.
June 7, 2016
Did humans evolve with grasslands?
Scientists have uncovered a 24-million-year record of vegetation in the region of east Africa where early humans likely evolved.
June 7, 2016
Join the fun at ALCon 2016
ALCon 2016 is the national amateur astronomy convention, held this year from August 10-13 in Washington, D.C. Registration is now live!
June 6, 2016
Help astronomers observe Tabby’s Star
They're using Kickstarter to raise funds needed to unravel one of astronomy's biggest mysteries. Is the star KIC 8462852 surrounded by an alien megastructure?
June 2, 2016
Deciphering mysterious honey bee decline
While the massive and sudden colony collapses that occurred a decade ago have abated, honey bees are still dying at troubling rates.
June 1, 2016
Pleiades setting through Sappho’s eyes
Sappho, a renowned poet of ancient Greece, wrote of the Pleiades star cluster setting at midnight. Scientists have wondered, what time of year did she see it?
May 30, 2016
