Between 18,000 and 11,000 years ago, the amount of carbon dioxide in the atmosphere suddenly shot up. This caused rapid ...

The oldest fossils are remains of marine organisms that populated the planet's oceans. When they died, the plants and animals were buried by mud, sand, or silt on the sea floor. Land animals and ...

At White Sands, we found drag-marks made by the ends of wooden poles while excavating for fossil footprints. Sometimes these appear as just one trace, while at other times they occur as two ...

Parts of New Jersey were once underwater on prehistoric Earth, and the fossils on site are buried in marl sand as opposed to being encased in rock like researchers find in other parts of the country.

Trace our fossil record through mud, silt, sand and time. Take a closer look at ancient creatures such as trilobites and ammonites. See preserved shark teeth and spot the fossil fakes in the Fossils ...

Between 18,000 and 11,000 years ago, the amount of carbon dioxide in the atmosphere suddenly shot up. This caused rapid global warming, the mass melting of glaciers, and the end of the last ice age.