Anyone dressing up as a mad scientist today?

Five Last-Minute Science-Themed Halloween Costume Ideas

No one else will be dressed like dark energy

A cast of the sauropod Diplodocus at the Utah Field House of Natural History in Vernal, Utah. Our current understanding of sauropods like this differs greatly from hypothetical restorations of "living dinosaurs" in Africa.

Living Sauropods? No Way

Dinosaurs have long been rumored to still survive in the Congo Basin, but is there any truth to the tall tales?

1990s virtual reality as seen in The Carousel of Progress

Jaron Lanier’s Virtual Reality Future

The father of virtual reality believed technology promised infinite possibilities. Now, he worries that it’s entrapping us

The Terkezi Oasis in Chad, as seen from Landsat 7

A Ghostly Scream From the Sahara

Superstitious sitings may have a root in human evolution

Pumpkin Tyrannosaurus at the Great Jack O' Lantern Blaze

Dinosaur Sighting: Pumpkinosaurs

Watch out! Get to close to these giant, jack o’ lantern dinosaurs and they might squash you

A little brown bat with symptoms of white-nose syndrome

Bat Killer Confirmed

The Geomyces destructans fungus causes deadly white-nose syndrome in bats

The Thermopolis specimen of Archaeopteryx at the Wyoming Dinosaur Center

The Great Archaeopteryx Debates Continue

You don’t have to go to South Africa to see Mrs. Ples, an Australopithecus africanus fossil.

The Best Places to See Hominid Bones Online

It’s hard to find hominid bones in museums, but it’s easy to see them on the Internet

A side-blotched lizard in Utah

The Lizards That Live Rock-Paper-Scissors

Three color varieties each have advantages and disadvantages relative to the others

A statue of Spinosaurus outside Jurassic Park: The Ride at Universal Studios Hollywood. Spinosaurus got a major media boost after appearing in Jurassic Park III.

Why Do We Keep Going Back to Jurassic Park?

When I met Jurassic Park scientific adviser Jack Horner by chance last month, he dropped a clue as to what the next movie is going to be about

A composite reconstruction of Torosaurus utahensis, based upon the skull found by Gilmore, bones found in the Texas bonebed, and the form of Pentaceratops.

The Mysterious Torosaurus

Was Torosaurus just an adult Triceratops? A poorly understood species may hold the key to the answer

An artist’s rendition of a group of Neanderthals living in a mountainous region of Eurasia.

Neanderthals: Made for Mountaineering?

Neanderthals’ short legs made them well-suited for walking in mountain environments

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The Overwhelming Data We Refuse To Believe

Another study finds the planet has warmed, but that won’t convince the skeptics

The crustacean Cymothoa exigua is the first known parasite to functionally replace an entire organ of an animal.

Top 10 Real-Life Body Snatchers

Parasites and zombies are not science fiction; they infest rats, crickets, ants, moths and other creatures, sucking the life out of them

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Dinosaurs of the Unknown War

In a new game set behind German lines during WWI, players run from sickle-clawed dinosaurs in the trenches

An artist's conception of the star LkCa 15 and the nearby protoplanet

A Planet Spotted As It Begins To Form

Scientists using the Keck telescope in Hawaii have found what may be a protoplanet, the youngest planet ever found

Smithsonian.com and the National Zoo have partnered to bring readers the opportunity to name one of the newest black-footed ferrets.

Help Name the National Zoo’s Baby Black-Footed Ferret

For 30 years the Zoo has helped breed hundreds of ferrets, but one of the most recent additions is in need of a name

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How Baryonyx Caused the Great Spinosaur Makeover

The discovery of a strange, crocodile-snouted dinosaur in England was the key to reconstructing one of the strangest groups of predatory dinosaurs ever

What possesses some people to study the parenting skills of Atlantic puffins for decades?

Michelle Nijhuis: Why I Like Science

Science is not a list of facts but a method of asking questions, testing possible answers and asking yet more questions

The 11th skeleton of Archaeopteryx

Paleontologists Unveil the 11th Archaeopteryx

Just in time for the 150th anniversary year of Archaeopteryx, paleontologists announce an 11th specimen of the dinosaur-like bird

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