Animals
A newfound type of hedgehog is small, dark and adorable
At first, this hedgehog was mistaken for a lookalike relative. But its teeth, skull shape and DNA confirmed it as a new species.
Biological Evolution: Unity and Diversity
More Stories in Biological Evolution: Unity and Diversity
- Life
Scientists Say: Ichnology
This field of science looks to understand life — past and present — by studying how organisms altered their surroundings.
- Animals
Let’s learn about why turkeys are dinosaurs
Modern birds are the only dinosaurs that survived an apocalyptic extinction event 66 million years ago.
- Humans
Scientists Say: Prehistoric
Researchers rely on prehistoric tools and other artifacts to study the vast stretches of time before recorded history.
- Math
Bees and wasps devised the same clever math trick to build nests
During nest building, these insects add five- and seven-sided cells in pairs. This helps their colony fit together hexagonal cells of different sizes.
- Oceans
How would a mermaid sound underwater?
Human ears don’t work well in the water. A mermaid would need marine creature features to talk to and understand her aquatic friends.
- Fossils
This bizarre ancient predator snagged soft prey
Scientists are rethinking how this extinct creature used the spiky limbs sticking out of its face to hunt.
- Animals
Megalodons may have become megahunters by running hot
O. megalodon sharks were warm-blooded mega-predators. But when food sources dwindled, colder-blooded sharks may have had an evolutionary edge.
- Animals
Explainer: What is animal domestication?
The difference between a dog and a wolf isn’t looks or genes or even behavior. It’s the relationship these animals have with people.
- Fossils
T. rex may have hidden its teeth behind lips
Dinosaurs like Tyrannosaurus have long been portrayed with their big teeth bared. But new research suggests this wasn’t so.
