19/07/2007

A step closer to a practical atom laser

“When doing precise measurements of any kind, it is important to be able to count something, such as photons coming by at any given time,” Mattias Johnsson tells PhysOrg.com.

Charon -- An ice machine in the ultimate deep freeze

Frigid geysers spewing material up through cracks in the crust of Pluto’s companion Charon and recoating parts of its surface in ice crystals could be making this distant world into the equivalent of an outer solar system ...

Species detectives track unseen evolution

New species are evading detection using a foolproof disguise – their own unchanged appearance. Research published in the online open access journal, BMC Evolutionary Biology, suggests that the phenomenon of different animal ...

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