An analysis of virus fossils suggests Denisovans, not humans, were Neanderthals' closest relatives.

Virus “Fossils” Reveal Neanderthals’ Kin

Genetic remnants of an ancient infection indicate the mysterious Denisovans, not humans, are Neanderthals’ closest cousins

Disease has often been blamed for the extinction of the last dinosaurs, such as this Edmontosaurus at the Natural History Museum of Los Angeles.

Disease and the Demise of the Dinosaurs

Cataracts, slipped discs, epidemics, glandular problems and even a loss of sex drive have all been proposed as the reason non-avian dinosaurs perished

A reconstruction of the Edmontosaurus skull LACM 23502, with a beak based on a natural mold.

Shovel-Beaked, Not Duck-Billed

A rare fossil shows that duck-billed dinosaurs were not so duck-like after all

Steven Amstrup has studied polar bears in the arctic for decades and seen the impacts of climate change firsthand.

Interview With Indianapolis Prize Winner and Polar Bear Researcher Steven Amstrup

Recognized for his role in animal conservation, Amstrup explains what climate change is doing to the arctic and what he’s doing to stop it

Old man and the sea

Deconstructing Dad

Fatherhood remains a ripe subject for scientific research. Here are 10 recent studies on the transformation from man to dad

Osprey Reef, one of five reefs that will have have full national park-level protection in Australia.

Australia Creates World’s Largest Marine Reserve Network

The plan will protect the Coral Sea as well as pygmy blue whale habitat off the southern coast of Western Australia

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Apatosaurus Was a Deceptive Dinosaur

Apatosaurus means “deceptive lizard,” and a short cartoon offers a new interpretation of that name

Computer models indicate that wildfires will become more frequent in temperate regions as the climate changes over the coming decades

Climate Change Means More Wildfires in the West

A new study indicates that temperate regions will experience more fires, while equatorial areas will see fewer

Mary and Louis Leakey

Louis Leakey: The Father of Hominid Hunting

Louis Leakey popularized the study of human evolution and sparked the search for human ancestors in Africa

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Ultra Antifreeze Prevents Ice From Even Forming

A new nano-technology can be applied to metals and causes ice and frost to slide off before they have a chance to stick

Even familiar dinosaurs, such as this Allosaurus at Utah's Cleveland-Lloyd Dinosaur Quarry, still raise many questions about dinosaur biology.

The Dinosaurs They are a-Changin’

Paleontologists are describing new dinosaurs at an unprecedented pace, but there’s much we still don’t know about the biology of these animals

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When Galaxies Collide: The Fate of the Milky Way

The Hubble Space Telescope shows that we’re on a collision course with the nearby Andromeda galaxy—and set to crash in about 4 billion years

Pigs were domesticated in several different regions of the world.

Old McHominid’s Farm

Where and when did humans domesticate dogs, pigs, cows and other animals?

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A Paleo Proposal

Paleontologists Lee Hall and Ashley Fragomeni show us what a perfect paleo-themed engagement looks like

The Atavist is refining multimedia storytelling

It’s a Long Story

In Facebook world, you’d think there wouldn’t be much of a future for nonfiction storytelling. But several startups are trying to keep the narrative alive

A new study uses high-speed videography to examine how mosquitoes survive the impact of raindrops.

How Do Mosquitoes Fly in the Rain?

A high-kicking Utahraptor outside the College of Eastern Utah's Prehistoric Museum in Price

In Defense of Raptors

Is it time to stop calling sickle-clawed dinosaurs “raptors”?

Strange things are happening in the ocean.

Roiling in the Deep

It’s World Oceans Day and here are 10 things scientists know about what’s happening under the sea that they didn’t a year ago

Bathynomus

The Sea Monster Bathynomus

The hulking crustacean has razor-sharp mandibles and eyes that catch the light like a cat’s. Now it has turned into a high-tech saboteur

The ocean sunfish is the heaviest bony fish in the world; it can grow more than 10 feet long and pack on a whopping 5,000 pounds, and yet its flat body has no real tail to speak of.

Unraveling the Mysteries of the Ocean Sunfish

Marine biologist Tierney Thys and researchers at the Monterey Bay Aquarium are learning more about one of the largest jellyfish eaters in the sea

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