Fossils
This Ancient, Nine-Foot-Long, 100-Pound Millipede Could Be the Largest Invertebrate to Ever Live
This critter roamed Earth around 326 million years ago, and it's genus survived for 45 million years
The Top Ten Ocean Stories of 2021
From the discovery of a large bioluminescent shark to the use of an innovative drone to study hurricanes, these are the best marine stories of the year
Dinosaur Embryos Tucked Themselves in Just Like Birds
A stunning fossil egg has allowed paleontologists to find new clues about a dinosaur’s early development
Fossils From One of the World's First Reefs Can Be Found on Mountains in Nevada
Archaeocyaths were the original reef builders, and one of the best places to see them is in the desert
The Ten Best Science Books of 2021
From captivating memoirs by researchers to illuminating narratives by veteran science journalists, these works affected us the most this year
A Set of Ancient Footprints May Have Belonged to an Unknown Human Ancestor
The prints were originally attributed to bears, but further analysis reveals that they don't match bears—or any known human ancestors either
New Species of Ankylosaur Unearthed in Chile Had a Flat, Weapon-Like Tail
About 80 percent of the skeleton was found intact and the specimen may reveal an early evolutionary split in the species
Fossil Hotbed Uncovered in Missouri Confirms New Species of Duck-Billed Dinosaur
After years of excavating, the team found a tail, two arms and a skull belonging to a dino that would have been 35 feet long
A 300-Million-Year-Old Fossil Discovered in Utah Could Be a New Species
Fossilized remains of aquatic creatures are commonly found in Canyonlands National Park, but discovering a land-dwelling vertebrate is incredibly rare
Penis Worms May Have Been the First Real Hermits
Hermit crabs may have evolved hermiting behavior 180 million years ago, but penis worms beat them by more than 300 million years
Giant Sea Lizards Ruled the Waves While T. Rex Roamed on Land
A new fossil discovery shows marine reptiles called mosasaurs lived up until the asteroid impact that killed non-avian dinosaurs
This Tiny Crustacean Trapped in Amber Tells a Different Story About Crab Evolution
The Cretaceous-era fossil suggests that crabs left the sea some 50 million years earlier than scientists previously thought
Modern Crocodiles Are Evolving at a Rapid Rate
Despite their reputation as "living fossils," crocodiles have changed dramatically in the last two million years
Thousands of Years Before Humans Raised Chickens, They Tried to Domesticate the World's Deadliest Bird
Fossilized eggs found in rock shelters suggest cassowaries were cohabitating with our ancestors
Prehistoric Footprints Push Back Timeline of Humans' Arrival in North America
Found in New Mexico, the fossilized impressions date to between 21,000 and 23,000 years ago, a new study suggests
Fossilized Footprints Reveal an Ancient Elephant Nursery in Spain
Straight-tusked elephants as young as two months old trampled around the area with their mothers
Female Spiders' Maternal Instincts Captured in 99-Million-Year-Old Amber
Four amber pieces are the earliest evidence of maternal care in spiders
New Zealand Kids Discovered This Fossil of New Giant Penguin Species on a Field Trip
Paleontologists say the bird would have been roughly the size of a ten-year-old child
Evidence of Fur and Leather Clothing, Among World's Oldest, Found in Moroccan Cave
Humans likely sported clothes made of jackal, fox and wildcat skins some 120,000 years ago
Ancient Predator With Massive Helmet-Like Shell Unearthed in Canada
The creature was one of the earliest known large predators on Earth
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