Here is a surprising paradox: while the Earth's surface is warming, the upper atmosphere has been cooling for decades. This ...

While it sounds a little silly, Einstein used to sit around and think about how an object could be at rest and yet also moving — at the same time. Deciding that the apparent contradiction was possible ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The First Church of Christ, Scientist, and we’ve always been transparent about that. The church publishes the ...

Time travel might seem like nothing more than science fiction, but scientists actually say that isn't the case at all. Time travel could actually be possible with wormholes and other mechanics.