Dr. Steven J. Callis
Their names many not be immediately recognized, but Jeffrey Petkovich and Peter Debernardi were the first to ever survive the Horshoe Falls, going over the 176-foot-high Niagara Falls in a barrel. 404 more words
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Who can deny the allure of safety? – Pleasant, comfortable, easy, untroubled safety. Who would trade safety for uncertainty? – Chancy, vague, unpredictable, tenuous uncertainty. The illusion of uncertainty isn’t a question of its existence.
In 2010, physicist Stephen Hawking voiced concern about the possibility that we might contact extraterrestrial life by transmitting signals into space.
However, SETI senior astronomer Seth Shostak told us that it’s too late to consider whether we should send such transmissions, because we’ve already been doing it for decades. 16 more words