Fitor has a degree in marine biology, but he has spent most of his career as an artist, taking pictures of aquatic creatures from seahorses to sharks, usually while snorkeling or scuba diving.

Two research expeditions have captured the first footage of two squid species — a colossal squid and a glacial glass squid — swimming in the deep sea.

Life on the International Space Station isn't always easy. There's not a lot of room, no showers, and no laundry. Photos show ...