Black Holes

Black Holes

Black holes were foreseen in 1783, John Michell postulated that an invisible star could be massive enough to trap light, so called Dark Stars. The idea, expressed only in a Royal Society letter, remained largely unconsidered for a decade. In 1798, Henry Cavendish,...
Breaking The Great Silence

Breaking The Great Silence

Cosmologists often speak of The Great Silence. If the prospects for extraterrestrial life are so high in the vastness of the Universe, why aren’t we hearing anything from any of our neighbors? At the risk of sounding an unwarranted note of paranoia, it is possible our...