Modern Nautilus and Allonautilus species inhabit deeper waters than their extinct ancestors did over 500 million years ago.

A collection of fossil shells from marine snails and clams is challenging a theory that says the world's deadliest mass extinction was accompanied by severe ocean acidification. The study is the first ...

For years, this fossil seemed to tell a thrilling story. Here was an animal from more than 300 million years ago that ...

Today, fossils feel almost self-explanatory. You see a tooth, a shell, or a skeleton in a museum case and instinctively treat it as evidence of ancient life, preserved over immense spans of time. That ...

Hermit crabs move into other animals’ discarded shells as shelter, because the ocean is a treacherous place, full of hungry predators. Half a billion years ago, another creature evolved the same ...

Rhode Island beaches offer a variety of finds for beachcombers, including sea glass, shells, rocks, and even fossils. Popular spots include Sachuest Point for rocks and shells, Barrington Town Beach ...

A fossil once believed to show the world’s oldest imprint of an octopus – some 300 million years old – is actually another ...

A collection of fossil shells from marine snails and clams is challenging a theory that says the world’s deadliest mass extinction was accompanied by severe ocean acidification. Instead of showing ...