An astronaut on the International Space Station captured mysterious blue spheres in the sky last year. NASA's Earth Observatory shared the photo last year, as well, shortly after it was taken. The ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

They look like a dish of lentils, or a mass of spider eggs on a leaf. But whatever they are, these tiny little brown blobs, newly-found on the surface of Mars, have left scientists baffled. New images ...

That's where we should be looking for them. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. So far no one has found evidence of intelligent ...