Black Holes by DeWitt C., DeWitt, B.S. (eds.)

By DeWitt C., DeWitt, B.S. (eds.)

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This effect causes the black hole to lose energy, which in turn means that it shrinks. Eventually, the black hole evaporates. The question is: what happens to the information that was inside the black hole? If the information was carried away by Hawking radiation then the information would have had to have been cloned: the information couldn’t have escaped from inside the event horizon. But having two copies of information violates quantum theory because it would mean probabilities don’t add up to one.

WHERE IS EVERYBODY? that “public” schools are private). In other countries there are doubtless other explanations for the abnormal behavior of politicians. But would you say that any of them are alien? That’s precisely what David Icke—an ex-soccer player and one-time sports presenter on the BBC—argues. According to Icke,33 a race of alien, extradimensional lizard-people project their identities onto key US and UK politicians. (It’s not just politicians: Queen Elizabeth, Prince Philip and Prince Charles are all shape-shifting reptilians.

The equation above, incidentally, has 24 If the Universe Is Teeming with Aliens . . WHERE IS EVERYBODY? Fig. 6 Herbert York, one of Fermi’s lunchtime companions. (Credit: American Institute of Physics Emilio Segré Visual Archives) reached a certain iconic status in science; it’s known as the Drake equation, after the radio astronomer17 Frank Drake who was the first to make explicit use of it. ) In 1950, Fermi would have known far less about the various factors at play in the above “equation” than we do nowadays, but he could certainly have made some reasonable guesses—guided, as he would have been, by the Principle of Mediocrity: there’s nothing special about Earth or our Solar System.

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