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EarthHibernation concentrates chemicals
Some pollutants accumulate in grizzlies during the bears' hibernation.
By Ben Harder -
AstronomyDance of the dead
Astronomers have found what appears to be the fastest-spinning stellar corpse known.
By Ron Cowen -
19808
When considering a spin rate of 1,122 revolutions per second, has anyone determined the diameter of the neutron star XTE J1739-285? If, for example, it were the same diameter as Earth, it would be traveling far in excess of the speed of light at its equator. In order to remain within the limitations of the […]
By Science News -
19807
It is ironic that this article describes a captcha [completely automated Turing test to tell computers and humans apart] and then goes on to demonstrate how to defeat it.