In July 2016, a solar-powered airplane flying over the desert region of Andalusia in Spain photographed breathtaking images of the Gemasolar concentrated solar power plant.

How Engineers of New Energy Technology Are Taking Cues From Nature

From sunflower spirals to schooling fish, renewable energy innovators are uncovering ideas for improving efficiency and output in natural phenomena

The site of Brattahlid, the eastern settlement Viking colony in southwestern Greenland founded by Erik the Red near the end of the 10th century A.D.

A Warming Climate Threatens Archaeological Sites in Greenland

As temperatures rise and ice melts, Norse and Inuit artifacts and human remains decompose more rapidly

The remarkably complete skull of a human ancestor of the genus Australopithecus fills in some of the gaps in the human evolutionary tree.

A 3.8-Million-Year-Old Skull Puts a New Face on a Little-Known Human Ancestor

The cranium of a male Australopithecus anamensis, a close relative of Lucy, provides clues about one of the earliest hominins to walk on two legs

A geoduck shell found scatted among other shells discarded by the Tseshaht peoples 500 to 1000 years ago suggests that the community had been harvesting and eating geoduck for centuries.

This Centuries-Old Geoduck Shell May Rewrite the Rules About Who Can Harvest the Fancy Clam

A remnant from a meal long gone, the find in British Columbia could give the region’s indigenous communities an important legal claim

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This Smithsonian Scientist Is on a Mission to Make Leeches Less Scary

Curator Anna Phillips is on a quest to make leeches less repulsive to the public

Samples of trinitite from the Smithsonian National Museum of Natural History.

A Chunk of Trinitite Reminds Us of the Sheer, Devastating Power of the Atomic Bomb

Within the Smithsonian’s collections exists a telltale trace of the weapon that would change the world forever

The mysterious skeleton emerged from Lake Mungo, a dry lakebed in Australia marked by sand drifts.

A 42,000-Year-Old Man Finally Goes Home

At long last, the remains of Mungo Man are at rest after an agonizing clash between modern science and an ancient spirituality

The jumping that you see in cute goat videos online is a natural behavior.

Ask Smithsonian

Do Goats Really Love to Jump? And More Questions From Our Readers

You’ve got questions, we’ve got experts

Brain donation is of critical importance for scientists' understanding of brain disorders.

Inside a Brain Bank, Where Humans’ Most Precious Organ Is Dissected and Studied

Unlike organ transplants, brains are used primarily to support research of some of the most widespread and debilitating diseases in the world

Stephanie Kwolek's initial ambition was not to be chemist at all.

You Can Thank Chemist Stephanie Kwolek for Bulletproof Vests and Yoga Pants

The long-serving researcher at DuPont invented kevlar and contributed to spandex

A view of the Sea of Cortez from an unnamed barrier island in Baja California.

John Steinbeck’s Epic Ocean Voyage Rewrote the Rules of Ecology

A legendary writer, a quirky biologist and their jolly adventure in the Sea of Cortez

In a fit of pique, according to one of Aesop's fables, the god Hermes made the animal carry its house forever on its back.

How the Turtle Got Its Shell, With Apologies to Aesop

Smithsonian paleontologist Hans Sues unpacks the complicated evolution of how this creature grew a home upon its back

A natural color view of Titan and Saturn taken by NASA's Cassini spacecraft wide-angle camera on May 6, 2012, at a distance of approximately 483,000 miles (778,000 kilometers) from Titan.

Dragonfly Spacecraft to Scour the Sands of Titan for the Chemistry of Life

The NASA rotorcraft, resembling a large quadcopter drone, will fly through the orange clouds of the ocean moon in the outer solar system

In the image captured by Cassini, the rings are illuminated both by direct sunlight and by light reflected off Saturn's cloud tops.

Saturn Could Lose Its Rings in Less Than 100 Million Years

Recent discoveries suggest that the planet’s distinctive feature may be gone in the cosmic blink of an eye

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A New Species of Leech Is Discovered Near Washington, D.C.

Smithsonian researcher describes a previously unknown species of olive-green bloodsucker that has three jaws with up to 59 teeth

Deciduous leaves change color as pigments degrade and synthesize before falling off their trees.

Watch Leaves Change Color in a Matter of Seconds

A new time-lapse video of over 6,000 leaf photos reveals the biology behind fall foliage

Scientists think gigantic crinoids would cling to logs with anchor-like stems, creating a floating raft that likely supported a host of other species and enabled their long-distance transport across Jurassic seas.

Ancient Sea Life May Have Hitched Across Oceans on Giant Living Rafts

Enormous crinoids of the Jurassic era, related to sea stars and sea urchins, could have carried whole ecosystems around the world

One witness to an 1859 Northern Lights display was the artist Frederic Edwin Church, who later painted Aurora Borealis (above, detail).

Re:Frame

The Crazy Superstitions and Real-Life Science of the Northern Lights

In the latest episode of ‘Re:Frame,’ Smithsonian curators take a deep dive into the dramatic painting ‘Aurora Borealis’ by Frederic Church

The rotation and convection of molten iron at the center of the planet creates a dynamo effect, generating Earth's magnetic field.

Earth’s Magnetic Field Could Take Longer to Flip Than Previously Thought

New research suggests a polarity reversal of the planet takes about 22,000 years, significantly longer than former estimates

Unlike seeds of other plants, orchid seeds (above, a seed packet) do not contain the nutrition they need to sprout. They get it from fungi.

Why the Conservation of Orchids Is No Simple Matter

Smithsonian’s Sidedoor podcast visits with researchers working to understand the conditions these threatened plants need to grow

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