News tagged with energetic particles

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Sounds of northern lights are born close to ground

For the first time, researchers at Aalto University in Finland have located where the sounds associated with the northern lights are created. The auroral sounds that have been described in folktales and by wilderness wanderers ...

Jul 09, 2012
4.9 / 5 (12) 18

Cosmic rays alter chemistry of lunar ice

Space scientists from the University of New Hampshire and multi-institutional colleagues report they have quantified levels of radiation on the moon's surface from galactic cosmic ray (GCR) bombardment that ...

Mar 19, 2012
4.9 / 5 (8) 1 | with audio podcast

Curiosity and the solar storm

On Nov. 26th, Curiosity blasted off from Cape Canaveral atop an Atlas 5 rocket. Riding a plume of fire through the blue Florida sky, the car-sized rover began a nine month journey to search for signs of life ...

Dec 15, 2011
3.8 / 5 (4) 2

Exoplanet aurora: An out-of-this-world sight

Earth's aurorae, or Northern and Southern Lights, provide a dazzling light show to people living in the polar regions. Shimmering curtains of green and red undulate across the sky like a living thing. New ...

Jul 21, 2011
4.4 / 5 (5) 3 | with audio podcast

A pulsar's mysterious tail

(PhysOrg.com) -- A spinning neutron star is tied to a mysterious tail -- or so it seems. Astronomers using NASA's Chandra X-ray Observatory have found that this pulsar, known as PSR J0357+3205 (or PSR J0357 ...

Jul 14, 2011
4.6 / 5 (7) 4 | with audio podcast