Sea Around You

Horseshoe crabs have been around a long time. Scientists thought they knew how long, but fossils recently found in Manitoba proved them wrong - by about 100 million years.

What is coral from the sea doing on the shore of a freshwater lake?

Do you own a car? The gas that powers your car or truck is “fossil fuel,” made from marine fossils. Where do they come from and how do they make oil and gas?

High tech x-ray imaging of a walnut-sized fossil collected over 70 years ago in Kansas unexpectedly revealed its long hidden secret: an intact, and extremely rare, 300-million-year-old brain, the oldest fossil brain found. And it came from a fish.

Half the oxygen we breathe is made in the ocean. Along a wooded roadside in rural Greenfield, New York, outside Saratoga Springs, sits part of an ancient reef whose dwellers made oxygen for earth’s early large animals.

Three college students digging in a drainage ditch on a busy road found an eight-foot-long fossil of an animal that lived in the sea 325 million years ago. What was it doing there, and why is it so large?