Earthquake Weather?
In the 4th Century B.C., Aristotle proposed that earthquakes were caused by winds trapped in subterranean caves. Small tremors were thought to have been caused by air pushing on the cavern roofs, and large ones by the air breaking the surface. This theory lead…
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Engineering
Searing Heat, Little Package
Engineers have created a miniature hotplate that can reach temperatures above 1100C (2012F), self-contained…
Astronomy
From Here To There
We all know that our galaxy, the Milky Way, is big -- very big. So big in fact that its size is impossible to…
Biology
Is Catnip a Drug for Cats?
Most people think of catnip as having drug-like effects on their cats. Some cats lick it, eat it or just sniff…
Chemistry
What is Oxidation?
The term 'oxidation' derives from the ancient observation of rust (oxide) formation. Early chemists could…