News tagged with cosmic ray

‘Seeing’ cosmic rays in space

Astronauts have long reported the experience of seeing flashes while they are in space, even when their eyes are closed. Neil Armstrong and Buzz Aldrin both reported these flashes during the Apollo 11 mission, ...

dateApr 20, 2012 in Space Exploration
shares0 comments 3

Neutrinos put cosmic ray theory on ice

(Phys.org) -- A telescope buried beneath the South Pole has failed to find any neutrinos accompanying exploding fireballs in space, undermining a leading theory of how cosmic rays are born.

dateApr 20, 2012 in Astronomy
shares0 comments 11

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 ...

dateMar 19, 2012 in Space Exploration
shares0 comments 1

Can solar flares hurt astronauts?

Solar flares, coronal mass ejections, high-energy photons, cosmic rays… space is full of various forms of radiation that a human wouldn’t want to be exposed to for very long. Energized particles ...

dateJan 24, 2012 in Space Exploration
shares0 comments 0

A new kind of metal in the deep Earth

(PhysOrg.com) -- The crushing pressures and intense temperatures in Earth's deep interior squeeze atoms and electrons so closely together that they interact very differently. With depth materials change. New ...

dateDec 19, 2011 in Condensed Matter
shares0 comments 16

Cosmic particle accelerators get things going

(PhysOrg.com) -- ESA's Cluster satellites have discovered that cosmic particle accelerators are more efficient than previously thought. The discovery has revealed the initial stages of acceleration for the ...

dateNov 17, 2011 in Astronomy
shares0 comments 0