Why life on Earth first got big

Some of the earliest complex organisms on Earth—possibly some of the earliest animals to exist—got big not to compete for food, but to spread their offspring as far as possible.

When the dinosaurs died, so did forests—and tree-dwelling birds

Sixty-six million years ago, the world burned. An asteroid crashed to Earth with a force one million times larger than the largest atomic bomb, causing the extinction of the dinosaurs. But dinosaurs weren't the only ones ...

How coyotes conquered the continent

Coyotes now live across North America, from Alaska to Panama, California to Maine. But where they came from, and when, has been debated for decades. Using museum specimens and fossil records, researchers from the North Carolina ...

Fossil record reveals changes in Earth's movement and rotation

Professor James Crampton from Victoria University's School of Geography, Environment, and Earth Sciences worked with a research team from GNS Science and the Universities of Wisconsin, California Riverside, and Chicago to ...

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