Spacewalking astronauts tackle European lab upgrade at space station

Researchers from a joint European team announced that they were able to prove the validity of Albert Einstein's general theory of relativity after examining the shape of a star's orbit around the giant black hole located at the center of our galaxy, "the Milky Way," in a first of its kind.

Rich European countries have higher atrial fibrillation death rates than least wealthy

The origins of money: Archaeologists study the Oldest European Coins