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The whole human race is living on only one celestial body. Hawking told BBC radio that humans must colonize planets in other solar systems, or else a disaster will sooner or later wipe out humankind. We could be destroyed by a nuclear war or an asteroid collision like the one that wiped out the din ...

Some people resist change, even when their life depends on it. We all know that unhappy experience can be painful. But any change in life’s routine seems to increase the chance of illness according to research performed by Dr. Thomas Holms and Dr. Minoru Masuda (pdf-fil) . Marriage was given an a ...

How civilized are we? Anthropologists Leslie White (1900-1975) developed the theory of cultural evolution, which was ignored by most of his contemporary peers. He suggested five stages of human development. First people use only their own muscles. In the second stage, they also used domesticated an ...

Australia or South Africa will get to host, a giant radio telescope. It will probe the early Universe, test Einstein's theory of gravity, and even search for ET TV. Radio waves have much greater lengths compared to light waves. They can pass through the interstellar dust that conceals all but 5 % ...

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