
Rosetta reveals comet's water-ice cycle
ESA's Rosetta spacecraft has provided evidence for a daily water-ice cycle on and near the surface of comets. Comets are celestial bodies comprising a mixture of dust and ices, which they periodical ... more
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A new study predicts a quantum Goldilocks effect
Just as in the well-known children's story of Goldilocks and the Three Bears, something good happens when things are done in moderation, rather than in extremes. Now a new study has translated "not ... more
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Toxic homes a lasting legacy of Los Angeles fires
'Greatest con job ever': Trump trashes climate science at UN
Turkey facing worst drought in over 50 years
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Astronomers Identify a New Mid-size Black Hole
Nearly all black holes come in one of two sizes: stellar mass black holes that weigh up to a few dozen times the mass of our sun or supermassive black holes ranging from a million to several billion ... more
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NASA's Lunar Reconnaissance Orbiter's Dance with Eclipses
On the evening of Sept. 27, 2015, into the early morning of Sept. 28 EDT, operators of NASA's Lunar Reconnaissance Orbiter (LRO) will wait as Earth blots out the sun and the moon goes dark. The flig ... more
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Radio telescopes could spot stars hidden in the galactic center
The center of our Milky Way galaxy is a mysterious place. Not only is it thousands of light-years away, it's also cloaked in so much dust that most stars within are rendered invisible. Harvard resea ... more
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Funky light signal from colliding black holes explained
Entangled by gravity and destined to merge, two candidate black holes in a distant galaxy appear to be locked in an intricate dance. Researchers using data from NASA's Galaxy Evolution Explorer (GAL ... more
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A twist for control of orbital angular momentum of neutron waves
An experiment by a team of researchers led from the University of Waterloo's Institute for Quantum Computing (IQC) shows, for the first time, that a wave property of neutrons, Orbital Angular Moment ... more
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