The odds keep growing that an asteroid big enough to wipe out a city will collide with Earth in seven years, according to ...

Zero Day – the show that finally got Robert De Niro to try his hand at American TV – is a mix of Mr. Robot and other political thrillers, only stupider.

Today, we know of Mars as a cold, dry desert, with patches of subterranean ice and ice caps at its poles. Billions of years ...

Fluffy strands of cosmic gas and dust illuminated by bright young stars form a beautiful cloudscape in a neighboring nebula.

Hundreds of millions of Americans will have the chance in March to see the first total lunar eclipse in nearly three years.