Articles

A jaw of an Eoconodon coryphaeus—a house cat-sized omnivore that lived between about 66 and 63 million years ago—that Williamson collected in the San Juan Basin.

Nuclear Technology May Help Bring Early Mammal Evolution Into Focus

Using a neutron scanner at Los Alamos, paleontologists are generating high-resolution imagery of early mammal fossils

Ketamine syringe, 10mg held by a healthcare professional.

Ketamine Works as a Fast-Acting Antidepressant, But the Full Effects Are Still Unknown

A new study suggests that ketamine activates the brain's opioid receptors, complicating its use to treat clinical depression

Rice University scientists have programmed drones to coordinate their tracking efforts with each other.

Teaching Drones to Sniff Out Toxic Air

Swarms of the flying devices, using sensors and AI, will learn to find and track harmful gases

Interpreters of the artwork (above: four of the eight from left to right: Jahnel Daliya Slowikowski, Sadie Leigh, Briona Jackson, Lara Supan.) are “people that can hold space and have a connection” with the passersby, says the curator.

Don't Be Surprised if a Woman Sings to You in the Hirshhorn’s Sculpture Garden

The Smithsonian’s first purchase of a performance art piece is happening now, but the artist requests no photos, please

A concussion occurs when the brain impacts the inside of the skull with enough force to temporarily affect brain function.

How Virtual Reality and Sideline Brain Scans Could Help Diagnose Concussions

Determining if an athlete or soldier has a concussion often depends on what they tell you, but new technologies could provide a more objective approach

The airways inside the human lung.

Tracking Down the Origins of Cystic Fibrosis in Ancient Europe

CF is the most common genetic disease among Caucasians, and how it became so widespread is something of a mystery

Aerial view of crop circles

How Center Pivot Irrigation Brought the Dust Bowl Back to Life

Crop circles saved the Great Plains when farmer Frank Zybach invented a new sprinkler system in the 1940s

Soldiers supporting the coup led by Gen. Augusto Pinochet take cover as bombs are dropped on the Presidential Palace of La Moneda in Sept. 11, 1973.

An Eyewitness Account of Pinochet’s Coup 45 Years Ago

Smithsonian ethnomusicologist Dan Sheehy poignantly recalls the brutal outcome of a nation divided

Rare WWII Submarine Dog Fight Turns Deadly

On February 9, 1945, two submarines are poised to engage in a direct, underwater confrontation. It's the first - and only - underwater submarine dog fight

Causing trouble from the get-go

The First Academy Awards Had Its Own Version of the "Popular" Oscar

The ceremony itself was rooted in union-busting, laying the basis for the art vs. mass acclaim debate we see play out today

How Scientists Can Learn About Human Behavior From Closed-Circuit TV

While researchers used to rely on interviews and experiments, raw video reveals subtle, previously hidden reactions

The remotely operated vehicle Hercules explores the hydrothermal vents of Lost City during a 2005 expedition.

Diving Deep to Reveal the Microbial Mysteries of Lost City

An expedition sets out this week to explore a field of hydrothermal vents in the deep Atlantic, one of the most extreme ecosystems on the planet

Archaeologist eye to eye to with a sphinx underwater, Eastern Harbor, Alexandria, Egypt, 1st century BC; granodiorite; 27 9/16 x 59 1/16 inches; National Museum of Alexandria (SCA 450); IEASM Excavations; Photos: Jèrôme Delafosse © Franck Goddio / Hilti Foundation.

Check Out These 10 Must-See Fall Exhibits

Underwater artifacts and Winnie the Pooh take center stage at these new museum exhibits this fall

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Catalonia

Climb a 35-Foot Human Tower Through the Lens of a Photographer

Casteller and photographer Alex Nebot documents the fascinating Catalan sport of stacking people into elaborate towers

Mosquito researcher Kelly Bennett, turkey baster in hand, is on the prowl, collecting specimens for study

Hunting Deadly Mosquitoes in Panama

The latest podcast “Sidedoor” travels with Smithsonian experts on the trail of the buzzing beasts known as the Aedes

The First Submarine to Launch Rockets From Its Deck

It's June 1945 and the USS Barb has just launched an unprecedented attack on the factories of the Japanese island of Shari

Bloede Dam (ca. 2016) near Ilchester, Maryland

Drones Will Track One of the Largest Dam Removals on the East Coast

When a Maryland dam comes down this fall, a team of scientists will deploy drones to monitor the flow of more than two million cubic feet of sediment

The human gut is filled with trillions of microbes.

The Benefits of Probiotics Might Not Be So Clear Cut

An individual's natural gut bacteria determine whether the so-called dietary supplements help or do nothing at all

Toxic Chemicals Banned 20 Years Ago Finally Disappearing From Arctic Wildlife

But the appearance of new chemicals is creating an uncertain future for polar bears, orcas and seabirds

This 1812 American Frigate Could Take a Direct Cannon Hit

A British frigate fires on the USS Constitution - but its shots either miss or rebound off its tough oak hull

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