NORAD and satellite technology help Santa deliver

(PhysOrg.com) -- According to the U.S. Department of Commerce Census Bureau, the world's population is approximately 7 billion (6,979,978,073+) people. Santa Claus has had to adapt over the years to having less and less time ...

On the edge of friction

(PhysOrg.com) -- The problem exists on both a large and a small scale, and it even bothered the ancient Egyptians. However, although physicists have long had a good understanding of friction in things like stone blocks being ...

Sea change can forecast South American wildfires

Tiny temperature changes on the Atlantic and Pacific oceans provide an excellent way to forecast wildfires in South American rainforests, according to UC Irvine and other researchers funded by NASA.

Effects of solar flares arriving on Earth

(AP) -- The impact of a series of eruptions on the sun began arriving at Earth on Friday and could affect some communications for a day or so.

Haiti earthquake poses prediction question

(PhysOrg.com) -- Current earthquake prediction methods may need to be revised in the wake of the recent Haiti and Asian earthquakes and tsunami.

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