Space
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Planetary Science
Hole from on high
Researchers discover a fresh meteorite impact crater using Google Earth.
By Sid Perkins -
Planetary Science
Up close and personal with an asteroid
The Rosetta orbiter makes its second swing past a relic of the early solar system.
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Space
The incredible shrinking proton
If the subatomic particle really is smaller than thought, a cherished theory may need tweaking.
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Astronomy
The universe according to Planck
Science News editor in chief Tom Siegfried reports on a new image of the early cosmos from the Euroscience Open Forum meeting in Turin, Italy.
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Space
Making lemonade with quantum lemons
Physicists produce “spooky action at a distance,” using a phenomenon that would usually disrupt it.
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Earth
Antarctic shoal breaks the ice
Instruments on a massive berg help pinpoint a previously unreported undersea ridge.
By Sid Perkins -
Space
Wet past for Red Planet
An ocean blanketed one-third of Mars about 3.5 billion years ago, a new study suggests.
By Ron Cowen -
Physics
Physics in free fall
Physicists drop supercold atoms down an elevator shaft to see what will happen.
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Space
All flash, no crash
New Hubble Space Telescope images confirm that Jupiter emerged unscathed from an impactor that created a fireball above the planet’s cloud tops on June 3. The new images indicate that the object exploded as a meteor in the planet’s upper atmosphere rather than plunging into the atmosphere
By Ron Cowen -
Space
Astronomers stoke cosmic debate
Astronomers from the United Kingdom have published papers criticizing some of the evidence used to support theories of dark matter and energy.
By Ron Cowen