Found in New Guinea, both animals were only known from the fossil record and thought to be extinct for thousands of years.

Charles Darwin worried that the fossil record looked strangely abrupt, with complex animals appearing in a geological instant instead of gradually unfolding over deep time. A new idea about how ...

Add Yahoo as a preferred source to see more of our stories on Google. South Africa is well known for its fossil heritage, a record of plants and animals that tells us what the world was like long ago.

Fossil evidence and sponge skeletons Living sponges have skeletons composed of millions of microscopic glass-like needles called spicules. These spicules also have an extremely good fossil record, ...

Jurassic lizard footprints found in Spain provide rare trackways and insight into reptile motion 152 million years ago.

Around 540 million years ago, Earth's biosphere underwent a pivotal transformation, shifting from a microbe-dominated world to one teeming with animal life, as nearly all major animal phyla appeared ...

Life began in the sea, and it took a long time to move onto land. Plants started creeping ashore about 475 million years ago. Roughly 100 million years later, the first backboned animals followed. For ...

South Africa is well known for its fossil heritage, a record of plants and animals that tells us what the world was like long ago. All this time we were aware that there might be more, even older ...