Topic: fossils

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The Pseudo Fossil Challenge

Pseudo means that something isn't real. A fossil is "the preserved remains or traces of animals, plants, and other organisms from the remote past." A pseudofossil might be mistaken for a fossil, but was actually creat...

The ferocious predatory dinosaurs of Cretaceous Sahara

In Cretaceous times (around 100 million years ago), North Africa was home to a huge river system and a bizarre menagerie of giant prehistoric predators -- including the Spinosaurus, a dinosaur even more fearsome than ...

The world’s largest collection of whale bones

The world's largest collection of whale bones—sperm whale, gray whale, massive blue whales—and a bunch of ancient whale fossils from extinct species are stored in this warehouse in Maryland. It's a whale bone warehous...

Why are sloths so slow?

Around 35 million years ago, Earth was populated with giant, prehistoric ground sloths like Megalonyx jeffersonii (named after Thomas Jefferson), Paramylodon, and Megatherium who, until around 10,000 years ago, roamed...

How Do Pelicans Survive Their Death-Defying Dives?

Unlike American White Pelicans, who scoop up fish at the water's surface, California’s brown pelicans rocket down from the sky, plunging toward the ocean from as high as 65 feet. This episode of Deep Look explains how...

Dinosaur’s Feathered Tail Found Remarkably Preserved in Amber

This incredibly well-preserved, feather-covered dinosaur tail was found by Beijing-based paleontologist Lida Xing in a northern Myanmar (Burma) amber market. The find is a first: Skeletal material from a dinosaur has ...

The Amazing Shapes of Ammonites

Now extinct, ammonites are abundant, prehistoric sea molluscs that first appeared in the fossil record around 240 million years ago. The images of ammonites that we often see in museums and books are planispiral-shape...

Dinosaur fossils uncovered on an Antarctic expedition

A team of 12 scientists recently completed an audacious fossil hunting expedition to James Ross Island in Antarctica, and returned with over one ton of marine, avian, and dinosaur fossils that are between 71 million a...

Petrified Forest National Park & how petrified wood is made

Fallen coniferous trees from 211-218 million years ago can be found scattered across the desert of eastern Arizona in the form of petrified wood. Made primarily from quartz, these geological wonders are actually fossi...

Melodious stone instruments called lithophones

An idiophone, the lithophone is a set of rocks -- granite, fossilized coral, petrified wood, and other melodious stones -- that are played by striking them. They've been made in a variety of forms all around the globe...

Meet the Titanosaur at AMNH

A mighty Titanosaur, the recently-discovered herbivore that measures 37.186 meters (122 feet) long, now stands on the fourth floor of New York City's American Museum of Natural History. Its discovery is so recent (201...

How do we know what color dinosaurs were?

The meat-eating microraptor was a black-feathered, four-winged dinosaur. How do we know its feathers were black? The evidence is in the microraptors' fossils. This TED Ed explains. Plus, more from Wikipedia: In Mar...

Animated Life: Mary Leakey & the Laetoli footprints

Forty years ago in Laetoli, Tanzania, an elephant dung fight between a couple of paleoanthropologists led to a discovery: a fossilized animal print, at least 3.6 million years old. But the site had an even bigger surp...

Why are there oyster shells in the ‘Chalk Pyramids’ of Kansas?

Fossilized oyster shells, coral, fish bones, shark teeth, and other marine organisms can be found in the 'Chalk Pyramids' or Monument Rocks that rise up from the flat plains of western Kansas. These ancient chalky spi...

Paleoartist John Gurche reconstructs the face of Homo naledi

Paleoartist John Gurche is known for his award-winning reconstructions of our ancient human ancestors. His process of mixing forensic accuracy with emotional realism has been featured in documentaries by National Geog...

Deep in the caves with Homo Naledi & the Rising Star Expedition

More than 1,500 individual bones and teeth of at least 15 skeletons of Homo naledi were excavated by an all-woman "underground astronaut" team during the 2013/14 Rising Star Expedition. Homo naledi is a new species in...

An Object at Rest: A stone’s adventure through time

An Object at Rest is Seth Boyden's final thesis film at CalArts. He writes: This year's story follows the life of a stone as he travels over the course of millions of years, facing nature's greatest obstacle: human...

Dreadnoughtus: A New Dinosaur Discovery

Fossils from one of the largest dinosaurs to ever walk the Earth -- the 77-million-year-old, 65-ton Dreadnoughtus (meaning "fear nothing") schrani -- were discovered and unearthed in Southern Patagonia, Argentina, bet...

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