At a certain point in Earth’s distant past, the planet’s assortment of organic molecules and compounds aligned to create the ...

Learn about how chemical fossils helped researchers identify one of Earth’s earliest animals: a sea sponge from the Ediacaran ...

Scientists discovered chemical fossils in ancient rocks that suggest sea sponges were among the first animals to live on Earth.

Chemical fossils from 635-million-year-old rocks suggest sponges were among Earth’s first animals, reshaping the story of early life.

A team of MIT geochemists has unearthed new evidence in very old rocks suggesting that some of the first animals on Earth ...

Long before dinosaurs, trilobites, or even jellyfish swam the seas, Earth’s oceans were filled with creatures that looked like squishy tubes or blobs. They had no bones, no shells, and no nervous ...

An unusual fossil brain suggests that the ancestors of spiders and other arachnids may have once scuttled around the sea, rather than on land as was long thought, a new study finds. "It is still ...

A construction project at San Pedro High School in Los Angeles revealed nearly 9-million-year-old sea creature fossils buried ...

Scientists recently discovered an ancient whale species distinguished by its “very pointy” teeth and large eyes. It roamed the ocean some 26 million years ago. Image from Museums Victoria’s Research ...