Crinoids have graced the oceans for more than 500 million years. Among the most attractive fossils, crinoids had a key role in the ecology of marine communities through much of the fossil record, and ...

A fossil of a tadpole from Argentina is 161 million years old - and isn't that different from some modern species ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A shimmering ...

Jen Burch worked as an archaeologist for 16 years and never found a fossil. That is until this ... The small rock her team uncovered was a crinoid stem from the Silurian-Devonian period ...

Many of the rock layers contain fossils of these organisms ... American Indians used chert for tools and weapons. Crinoids are marine animals that look like flowers. It has a long stem or stalk and a ...

Past digs have uncovered 390-million-year-old marine fossils like brachiopods and crinoids, according to the Merrill Linn website. Trilobites, bivalves, gastropods, cephalopods, corals and ...

23, 2024 — What keeps some immune systems youthful and effective in warding off age-related diseases? In new research done on mice, scientists point the finger at a small subset of blood stem ...

CNBC Select will update as changes are made public. How much you should be saving for retirement is an age-old question that just about everybody wants to know. While the answer has a lot to do ...

There is more to the science, though, than just looking at fossils – the hard remains or print left from an animal or plant that are found inside a rock – or dreaming about making Jurassic ...

Fossil fuels are the product of millions of years of earth's natural processes. Learn how they are extracted, their effect on the planet, and how we can lessen our dependence on them.

The U.S. Department of Commerce offers a bright outlook, with a projected 10.5% growth in STEM-related jobs by 2030, far faster than average for non-STEM positions. 1 The good news is that STEM degree ...

AUSICH, WILLIAM I. and KAMMER, THOMAS W. 2001. THE STUDY OF CRINOIDS DURING THE 20TH CENTURY AND THE CHALLENGES OF THE 21ST CENTURY. Journal of Paleontology, Vol. 75, Issue. 6, p. 1161.