For nearly a century, the colossal squid (Mesonychoteuthis hamiltoni), one of the ocean’s most mysterious giants, was known to science almost exclusively through dead specimens found in the stomachs ...

A lot of weird-looking life-forms lurk in the deep sea, and this year we got some spectacularly close looks at several of them, including a goofy Doctor Who–esque octopus, alienlike Antarctic dwellers ...

Picture a pair of eyes the size of soccer balls peering out at you from the dark depths of the ocean. For the colossal squid, this is life. The eye size of the colossal squid has been measured to be ...