Mars today is cold and dry, but it was not always that way. Here was one of the places with clear signs that liquid water flowed when the planet was...
A tiny star with a giant planet is further muddling astronomers' notion of what a planet is. The planet is one of perhaps only two or three planets around other...
Add a 10th planet to the solar system -- or possibly subtract one. Astronomers announced Friday that they have found a lump of rock and ice that is larger than...
When Lawrence H. Summers, the president of Harvard, suggested last month that one factor in women's lagging progress in science and mathematics might be innate differences between the sexes, he...
Five years ago, after two NASA missions to Mars were doomed by elementary mistakes -- a software glitch and a mix-up between English and metric units -- the space agency...
Two teams of scientists reported Wednesday that they had for the first time teleported individual atoms, taking the characteristics of one atom and imprinting them on a second. In physics,...
In 1933, at age 19, she swam in the nude in the notorious Czech film Ecstasy. Often called the most beautiful woman in the world, she married badly -- to...
Scientists are again claiming they have made a sun in a jar, offering perhaps a revolutionary energy source, and this time even some skeptics find the evidence intriguing enough to...