No sooner were the Tsarnaev brothers identified as the Boston marathon bombers than speculation arose as to whether the behavior of older-brother Tamerlan might have been influenced by brain damage sustained during his years as a boxer.
High-energy particles in the belts can cause disastrous shorts in electronics and occasionally turn a multi-million dollar device into junk.
When the idea of dark matter first pushed its way into astronomers’ consciousness a few decades ago, the primary reaction was: “Seriously? These days, dark matter is a firmly established principle of cosmology. Should it be?
A star doomed to be swallowed by a black hole provides a neat test for relativity theory.
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