Male gentoo penguins present tiny pebbles to the females to show affection. With Valentine’s Day upon us, it’s the perfect time to check in on how the animal kingdom is gearing up for the most ...

Here’s the good news: If a near-Earth object (NEO) big enough to wipe out humanity entirely is ever on a collision course with our planet, we’re likely to find out about it a good while before it ...

Kissing feels so tied to human life that it can seem almost impossible to separate from romance, family, grief, ritual, or desire. It sits inside wedding vows and movie endings, in greetings, ...

With Valentine’s Day upon us, it’s the perfect time to check in on how the animal kingdom is gearing up for the most romantic holiday of the year. Just kidding. Animals don’t send sappy greeting cards ...