Is Earth Getting Fatter Around the Belt?
Besides being used for transmission of this email message to you, communication satellites are used for some neat science. By shooting a laser beam onto them and measuring how long it takes for light to bounce back, scientists at NASA measure precise orbits of…
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Physics
Neutrinos to the Rescue
Have you ever wondered what the most abundant particle in the universe is after photons of light? The answer…
Medicine
The Incredible Capacity Of The Immune System
By age two, infants in the US can receive up to 20 vaccinations. In view of that, concerns had been raised…
Medicine
Mother Nature's Own Brand of Bioterror
We've been hearing a lot about smallpox lately, as a possible bioterror attack. But Mother Nature has her own…
Geology
Sedimentary Rock
Sedimentary rock is one of three rock types on earth. Rock types are classified according to how the rock is…