Fossils

Kerygmachela kierkegaardi is a distant relative of today's spiders, butterflies and lobsters.

The 4.5-pound reptile didn't let size stop it from spreading across Pangea.

The dents could have been left by life long ago, says one scientist.

Not all animals take the time to parent their young, especially if they have hundreds per clutch of eggs. But it looks like this invertebrate did.

The fossil is 127 million years old.

It was almost made into jewelry.

This may be the densest deposit of Triassic-era fossils ever discovered in the United States.

The creature fills the gap between ancient tailed arachnids and true spiders.

This is the first time Candelarhynchus padillai has ever been seen in tropical South America.

The definition of a 'modern' human just became more contentious.

This makes 11 total Archaeopteryx specimens.

The human jawbone, which still has teeth, is between 175,000 and 200,000 years old.

You can almost taste the regret.

The palace is constructed from oolitic limestone, a material that contains 200-million-year-old microbes.

This is the oldest example of iridescence in a dinosaur.

The bat's teeth and bones were three times the size of today's average bat.

The tiniest fossils can change everything we know about early butterflies.

80-million-year-old teeth rewrite what we know about shark evolution.

Sharks and humans common ancestor dates back 440 million years.

It's a mystery wrapped in an enigma, sprinkled with intrigue.

The fierce creature was first described in 1912 by Charles Doolittle Walcott.

"The secular science community has no viable answers to explain remarkable finds like these."

This stunning discovery pushes the limits of our understanding about how and when life started.

The evidence makes life elsewhere look likelier than ever.

Behold these marvels of the sea.

Russian authorities found 24 teeth from a prehistoric sea predator that may have been related to the largest ever shark, in the baggage of a man set for China.

These animals looked like the Loch Ness Monster, with long necks and sharp teeth.

The giant penguin weighed around 220 pounds.

This fossil helps us understand how marsupial lions evolved.

Horseshoe crabs have survived five mass extinctions.