Life
- Animals
The nerve of one animal
Cancer that's killing Tasmanian devils probably began in a single creature's nervous system.
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- Fossils
The paleontologist and the three dinosaurs
Skulls thought to be from three different dinosaurs may actually be from the same dino type at three different ages.
- Fossils
The bug that may have killed a dinosaur
The holes in the jaw bone of a world-famous T. Rex suggest the dino died from a parasite infection.
- Animals
Giant snakes invading North America
A new government study suggests the United States may see pythons in Pennsylvania by 2100.
- Fossils
Three strikes wiped out woolly mammoths
Giant mammals went extinct thanks to climate, comet and people.
- Genetics
Two monkeys see a more colorful world
A genetic experiment changes the way monkeys see the world.
- Fossils
Mini T. rex
Scientists have unearthed a dinosaur skeleton that looks like a person-sized Tyrannosaurus rex.
- Animals
Penguin pressure
Scientists are racing to learn as much as they can about penguins in the hopes of saving them from an uncertain future.
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