Mysterious Mars structures 'prove there was life on the Red Planet'
In most photos, the surface of Mars looks like an empty red wasteland. But if you look a bit closer, the remnants of an ...
On This Day, April 7: Scandinavian Star ferry fire kills 159
On April 7, 1990, arson fires aboard the ferry Scandinavian Star killed at least 159 people in Scandinavia's worst post-war ...