Researchers rely on prehistoric tools and other artifacts to study the vast stretches of time before recorded history.
During nest building, these insects add five- and seven-sided cells in pairs. This helps their colony fit together hexagonal cells of different sizes.
Human ears don’t work well in the water. A mermaid would need marine creature features to talk to and understand her aquatic friends.
Scientists are rethinking how this extinct creature used the spiky limbs sticking out of its face to hunt.
Dinosaurs like Tyrannosaurus have long been portrayed with their big teeth bared. But new research suggests this wasn’t so.
A new look at an ancient sea animal called Essexella suggests it may have been a type of burrowing sea anemone, not a floating jelly.
Alexis Mychajliw’s science is driven by her love of animals. She now looks to tar pits and fossilized poop to understand ancient ecosystems.
Neandertals are an extinct species closely related to modern humans. They made tools and jewelry, controlled fires and cared for their sick.
Some 230 million years ago, huge dolphin-like reptiles appear to have gathered to breed in safe waters, just as many whales do today.
