I assumed it was a very strange kind of cloud." It's not every day you get to watch a rocket launch into a sky glowing with ...

In 1974, astronomers sent a call out into the cosmos from a massive telescope in Puerto Rico. The anniversary of the message brings reflections on a new missive to the stars and grief for a lost ...

The astronaut appeared to be in good health and spirits following photos of her that recently sparked health scare rumors.