For almost two decades, scientists have debated whether sponges or comb jellies are the first animal lineage. Now some are calling for a more harmonious approach.

WASHINGTON (AP) — A Canadian geologist may have found the earliest fossil record of animal life on Earth, according to a report published Wednesday in the journal Nature. Around a billion years ago, a ...

It’s impossible to ignore a new discovery known affectionately as the death ball. And there’s a good reason to pay attention ...

Simple animal life may have existed in Earth’s oceans 890 million years ago, according to new research. Recently discovered fossils belonging to ancient sponges might be the earliest known remnants of ...

Field locations in the Northwest Territories of Canada where fossils that may represent the earliest known animal life sponges that lived roughly 890 million years ago were found in mountainous ...

Picture a dolphin diving toward the seafloor with something odd on its nose. It is not a shell or a fish. It is a sea sponge.

Recently found primitive sponge fossils from South Australia suggest that animals have been on Earth for at least 650 million years. This discovery pushes back the fossil record for animals by about ...

The theory of evolution shows that all of life stems from a single root and that we are related, more or less distantly, to every other living thing on Earth. Our closest ancestors, as Charles Darwin ...

A Canadian geologist may have found the earliest fossil record of animal life on Earth, according to a report published Wednesday in the journal Nature. Around a billion years ago, a region of ...

A Canadian geologist may have found the earliest fossil record of animal life on Earth, according to a report published Wednesday in the journal Nature. Around a billion years ago, a region of ...