These "total monsters of fishes" are extinct today, though new clues about their lives come from CT scans and their closest ...

In Earth's fossil record, soft-bodied organisms like jellyfish rarely stand the test of time. What's more, it's hard for any ...

Ancient England snake fossil Paradoxophidion helps explain how modern snakes evolved during warm humid Eocene period.

A strange little snake fossil found on England’s south coast has finally revealed its secrets—more than 40 years after it was ...

Dinosaur fossil find An international team from National Museums Scotland revealed the fossil of a Dinocephalosaurus orientalis, a 5-meter-long aquatic reptile from the Triassic period. An ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A peculiar fossil ...

A new fossil, named 'Attenborough's strange bird' after naturalist and documentarian Sir David Attenborough, is the first of its kind to evolve a toothless beak. It's from a branch of the bird family ...

Scientists have discovered a unique fossil that does not match any known species of flowering plants, an advance that sheds more light on the planet’s ancient diversity. Researchers first spotted the ...