A large heart-shaped structure non the dwarf planet Pluto has puzzled scientists for years. Now they may have some answers.

There is no shortage of horror stories about online shaming, but it’s not always a bad thing. It comes down to who is doing the shaming and how cohesive the online community is.

Eye blinks aren't just a mechanism to keep our eyes moist. Research finds that blinking plays a key role in processing visual information.

If confirmed as a galaxy, a newly identified star system would be the faintest ever discovered—and could suggest there are others that remain to be found.

Speaking to a baby in "parentese" and responding to babbles with smiles and eye contact is important for the baby's language development.

Scientists have discovered a bristle worm with such sharp-seeing eyes that they measure up to the vision of mammals and octopuses.

AI has the potential to diminish the human experience in several ways. One particularly concerning threat is to the ability to make thoughtful decisions.