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Astronomers find missing link pulsar
Newly discovered pulsar switches between emitting X-rays and emitting radio waves. It's the first direct evidence of one kind of pulsar turning into another.
September 26, 2013
New electric fish found in murky waters
Scientists have identified a new kind of eel-like electric fish, the Akawaio penak, in a remote region of Northern Guyana that is known for its biodiversity.
September 26, 2013
Storm less likely for U.S. East and Mid-Atlantic early next week
Decreased odds for a coastal storm in parts of U.S. East and Mid-Atlantic early next week. Rip currents still likely, as system forms off the coast.
September 26, 2013
Tree, twilight, planets
This photo looks west after sunset, in a darkening sky. That's where you'll find Venus, and hopefully Saturn.
September 26, 2013
7.0-magnitude earthquake off coast of central Peru on September 25
USGS reported strong earthquake off coast of central Peru on September 25. Pacific Tsunami Warning Center warned of possible local events, but no Pacific-wide warning.
September 25, 2013
A shot of anxiety and the world stinks
How stress can rewire the brain - linking centers of emotion and olfactory processing - to change good smells to bad.
September 25, 2013
Sea turtles nesting in record numbers
Large increases in endangered sea turtle nests were found at three southeastern U.S. National Wildlife Refuges during the summer of 2013.
September 25, 2013
New island off Pakistan’s southern coast
A powerful earthquake can cause a new island to rise from the sea floor. This one appeared on Tuesday, September 24, following the 7.7-magnitude Pakistan earthquake.
September 25, 2013
Powerful earthquake strikes Pakistan, raises new island
Hundreds are dead following a large quake that struck in a mountainous region of Pakistan. A new island has risen off Pakistan's coast.
September 24, 2013
Amateur astronomers see Comet ISON
"Certainly we would love it to be a couple of magnitudes brighter right now, but it's doing just fine. I'd say it's still on course to become a very eye-catching object." - Karl Battams, Naval Research Lab in Washington, D.C.
September 24, 2013
