Extinction

The dodo, now extinct, weighed about 50 pounds, had blue and grey feathers and couldn't fly.

This Company Wants to Bring the Dodo Back From Extinction

Colossal Biosciences plans to de-extinct the dodo, but some scientists question whether it’s ethical—or even plausible

Tyrannosaur fossils show the animals squared off and bit each other in the face.

Busted and Broken Fossils Show How Dinosaurs Fought

From locking horns to biting each other in the face, this is how dinos of the same species battled

The year was filled with major discoveries about a number of species.

The Top Ten Dinosaur Discoveries of 2022

From scientists uncovering the first dinosaur built to swim to finding a new species that looked a lot like T. rex, these were the year's biggest stories

A drawing of the extinct Steller's sea cow

An Extinct Sea Cow May Help the Restoration of California’s Dwindling Kelp Forests

Researchers are modeling out what the ocean may have looked like when the seaweed-munching mammal roamed the shores

This year’s picks include Fresh Banana Leaves, Origin and Starry Messenger.

The Best Books of 2022

The Ten Best Science Books of 2022

From a detective story on the origins of Covid-19 to a narrative that imagines a fateful day for dinosaurs, these works affected us the most this year

The last surviving thylacine's skull

Remains of Last Surviving Tasmanian Tiger Discovered in Museum Cabinet

Researchers found the lost body of the female thylacine after 85 years

A cast of Patagotitan mayorum's skull

This 122-Foot-Long Dinosaur Will Barely Fit in London's Natural History Museum

The replica titanosaur, based on fossils discovered in 2012, goes on view in March

A red-eyed treefrog hangs on to a leaf in Costa Rica.

Why Frogs Survived the Asteroid That Wiped Out the Dinosaurs

Not too big, not too small—they were just the right size to live through Earth’s worst day

A mouse lemur grasps onto a tree branch in Madagascar. Scientists looked to characteristics in such modern primates to form a hypothesis about how primates behaved after an asteroid wiped out non-avian dinosaurs.

Soon After Dinosaur Decimation, Our Primate Ancestors Began Pouncing on Prey

Nails helped them climb trees quietly, and forward-facing eyes helped with depth perception to aid in precise leaping

Researchers believe woolly mammoths walked into North America 100,000 years ago.

Alaska

Alaska Couple Finds Massive Mammoth Bone After Storm

Typhoon Merbok’s flooding and winds revealed the complete femur, lying in the mud

The Panamanian golden frog is now extinct in the wild due to a disease caused by a fungus known as Bd or chytrid

Amphibian Plague Led to Malaria Surge in Humans

A new study marks the first time the frog pandemic has been linked to human health

One reader wonders: Why did ants make it all over the Americas while anteaters didn’t?  

Why Do Anteaters Live Only in the Tropics and More Questions From Our Readers

You've got questions. We've got experts.

A cheetah at Erindi Private Game Reserve in Namibia

Cheetahs Arrive in India After 70 Years of Local Extinction

As part of an ambitious reintroduction plan, conservationists flew in eight of the big cats from Namibia

Dugongs have disappeared from waters off of China.

Dugongs Are ‘Functionally Extinct’ in China, Research Suggests

Scientists found no verified sightings of the massive marine mammals in the region since 2000

A second asteroid may have struck the dinosaurs at the end of Cretaceous period, around 66 million years ago

The Dinosaur-Killing Asteroid May Have Had a Companion

A newly discovered crater suggests a second impact that would have triggered underwater landslides and tsunamis

Thylacines were dog-like, carnivorous marsupials.

Why the Idea of Bringing the Tasmanian Tiger Back From Extinction Draws So Much Controversy

Using gene-editing technology, researchers hope to “de-extinct” the iconic marsupial carnivore

An illustration of A. nikolovi 

Cool Finds

These Extinct Pandas Once Roamed Bulgaria

The bears are a close relative of today's giant pandas and likely ate soft plant materials, not bamboo

Researcher David Webster of the University of North Carolina Wilmington prepares the bones of an Atlantic gray whale for transfer to the National Museum of Natural History.

Scientists Find Most Complete Atlantic Gray Whale Skeleton Ever

The fossil, uncovered in North Carolina, shows signs of butchering

A skeleton of the giant Triassic ichthyosaur Shonisaurus popularis hangs in the Nevada State Museum.

Whale-Sized Marine Reptiles Once Ruled the Seas

Paleontologists are beginning to learn how and why ichthyosaurs evolved into giants

A Tuatara in New Zealand

One in Five Reptiles Worldwide Are Threatened With Extinction

Researchers assessed over 10,000 species in a comprehensive new study

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