Mad Cow Disease
In 1986, the first case of 'mad cow' disease or bovine spongiform encephalopathy (BSE) was found in cattle in Great Britain. Irritable personalities, fearful behavior, and a staggering gait preceded death in affected cows. Autopsies showed holes in their brain…
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Geology
Distant Mountains Influence River Levels 50 Years Later
Rainfall in the mountains has a major influence on nearby river levels, and its effects can be seen as much as…
Geology
Pangea
From about 280-230 million years ago, (Late Paleozoic Era until the Late Triassic) the continent we now know…
Astronomy
Live Fast, Blow Hard, and Die Young
Massive stars lead short, yet spectacular lives. And, they usually do not go quietly, instead often blowing…
Physics
Sonic Boom
They sound like thunder, but they're not. They're sonic booms, concentrated blasts of sound waves created as…