Physicists including Robert H. Dickle and Fred Hoyle have argued that we are living in a universe that is perfectly fine-tuned for life. Following the anthropic principle, they claimed that the only ...

The Drake equation attempts to estimate the number of intelligent civilizations in our galaxy, and its answer is either ...

There are few ideas in science that capture the imagination quite like the search for extraterrestrial life. From Mars ...

On November 1, 1961, a number of prominent scientists converged on the National Radio Astronomy Observatory in Green Bank, West Virginia, for a three-day conference. A year earlier, this facility had ...