Ants Farmed Fungi in the Wake of Dinosaurs’ Demise 66 Million Years Ago
A new study from Smithsonian scientists analyzes ant and fungus species, and uncovers the origins of their close partnership
Dinosaurs Evolved Feathers for Far More Than Flight
Fluff and fuzz helped the creatures keep warm, blend in and communicate
In a Landmark Study, Scientists Discover Just How Much Earth's Temperature Has Changed Over Nearly 500 Million Years
Researchers show the average surface temperature on our planet has shifted between 51.8 to 96.8 degrees Fahrenheit
Why Did Dinosaurs Have Horns? It May Not Have Been Simply for Defense
Triceratops and its relatives may have evolved the structures for fighting, impressing mates, and more
No, Dinosaurs Did Not Trudge Through Thick Rainforests
The first jungles dense with flowering plants only formed after an asteroid impact wiped out the giant creatures
Geologists Uncover Remnants of Earth’s Mantle That Have Lasted Over 2.5 Billion Years
New research suggests that a discrepancy in rocks shows they endured extreme heat, and reveals more about an ancient part of our planet’s history
Has Life on Earth Survived More Than Five Mass Extinctions?
Scientists aren’t just arguing whether humans are causing a sixth mass extinction event now, but whether many more occurred in the past
This Giant Cosmic 'Butterfly' Is a Planet-Forming Disk
New research has confirmed that the celestial object may be the biggest of its kind ever found
Do These Fossilized Teeth Belong to the World’s Smallest Great Ape?
Researchers say two teeth and a kneecap belong to a previously unknown species that lived in what is now Germany
Inside the Wild Ways Many Creatures Make Milk
Mammals aren’t the only animals that provide nutritious secretions for their young
Massive Mosasaurs May Have Evolved More Than Once
The predators, which were made famous in the “Jurassic World” franchise, likely arose at least three times
Glowing Sea Creatures Have Been Lighting Up the Oceans for More Than Half a Billion Years
New research on branching animals known as octocorals pushes the early days of bioluminescence back over 200 million years
Why Did Seals and Sea Lions Never Commit to a Life Fully at Sea?
While whales moved from living on land to an existence immersed in water, pinnipeds embraced an amphibious lifestyle
Paleontologists Are Still Unraveling the Mystery of the First Dinosaur
Two hundred years after it was first named, scientists are just beginning to reveal the secrets of Megalosaurus
Newly Discovered, Parrot-Like Dinosaur Roamed North America Alongside T. Rex
While larger dinosaurs are comparatively well-known, finding smaller species paints a more complete picture of life before the mass extinction
Was Megalodon Slimmer Than Previously Thought?
A new study has spurred scientists to debate the shape of prehistory’s biggest shark
This 288-Million-Year-Old Fossilized Scrap of Skin Is the World's Oldest
The remains, found in an Oklahoma cave, belonged to a lizard-like reptile
The Top Ten Dinosaur Discoveries of 2023
From uncovering a tyrannosaur’s last meal to unlocking the secrets of a dino with a really long neck, these were the year’s biggest stories
The Ten Best Science Books of 2023
From stories on the depths of the ocean to the stars in the sky, these are the works that moved us the most this year
Australia's Oldest Known Bird Tracks Are 120 Million Years Old
In that age, the continent was attached to Antarctica, but migrating animals still traveled to the polar region for sustenance
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