NASA listens in as electrons whistle while they work

Space is not empty, nor is it silent. While technically a vacuum, space nonetheless contains energetic charged particles, governed by magnetic and electric fields, and it behaves unlike anything we experience on Earth. In ...

Study could help amphibian conservation efforts

When a Southern chorus frog calls in the night from its wetland home, its voice sounds like a thumb being drawn across a fine toothed comb. At least that's how it's described by James Vonesh, Ph.D., associate professor of ...

Recreating a heavenly chorus of plasma waves on Earth

Recent experiments at the Large Plasma Device (LAPD) at the University of California, Los Angeles, have successfully excited elusive plasma waves, known as whistler-mode chorus waves, which have hitherto only been observed ...

Pesticides contaminate frogs from Californian National Parks

Pesticides commonly used in California's Central Valley, one of the world's most productive agricultural regions, have been found in remote frog species miles from farmland. Writing in Environmental Toxicology and Chemistry, ...

NASA spacecraft records 'Earthsong'

Nobody ever said anything about singing, though. A NASA spacecraft has just beamed back a beautiful song sung by our own planet.

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