Who’s afraid of the dark? Our Ask Smithsonian host Eric Schulze is here to explain the illuminating science behind night vision.

From This Object in History, aired on @SmithsonianChannel

Chris Mah, researcher at the Smithsonian Institution's National Museum of Natural History in the invertebrate zoology department, describes the characteristics of different sea star species observed on the final dive of the Laulima O Ka Moana expedition. (Credit: Video courtesy of the NOAA Office of Ocean Exploration and Research, 2017 Laulima O Ka Moana)

Snowball the cockatoo bobs his head and lifts his leg to the beats of the Backstreet Boys' "Everbody"

The American Ingenuity Award winner is giving new hope to thousands of young people in America's prisons

High-speed video captures the unique ability of a leaping praying mantis to control its spin in mid-air and precisely land on a target.

The Siberian jay screeches at predators when they are near, but uses a different call for each deadly intruder

Sometimes, in fact, nature is stranger than fiction

In the remote Pacific, the Phoenix Islands provide an unspoiled center for marine science

To soar over Stratford-upon-Avon in Warwickshire is to be transported back in time to the age of William Shakespeare, a man born in humble circumstances who would go on to become the most celebrated writer of all time.

Archaeologists in Saqqara make a dazzling discovery: a late period Egyptian coffin with a gilded mask. Now, to bring it to the surface, they use a pulley known as a "tambora," a technology that dates back to Ancient Egypt

With millions of men serving in WWII, the nation needed pilots to ferry planes from the factory to the air bases. That’s when Jackie Cochran proposed a novel idea: why not let women fly?

Pastry artist Zilly Rosen renders Presidents Lincoln and Obama in cupcake form at the Smithsonian American Art Museum (Meredith Bragg). Read more at http://www.smithsonianmag.com/history-archaeology/Inauguration-2009.html

What are freckles, and how do they form? In this one-minute video, our Ask Smithsonian host, Eric Schulze, shines a light on the subject.

Henry Ford was a genius who virtually created the automobile industry as we know it. But what's less lauded was his talent for publicity—and his ability to partner with other pioneers such as Ohio's Harvey Firestone.

While Thomas Edison is best-known for inventing the lightbulb, it's often forgotten that he also set up the world's first movie studio, in Fort Lee, New Jersey

See the process involved when a massive specimen arrives at the Smithsonian

In this one-minute video, our Ask Smithsonian host, Eric Schulze, explains what causes wind. The answer might blow you away.

Much more than you’d think – and it’s whirling around at dangerously high speeds

The answer depends on how you feel about cluster headaches

It depends on which variety of boomerang you're using. Our host Eric Schulze has more

In 1963, civil rights leader Medgar Evers arrived home when he was shot and killed. It would be over 30 years before his killer was brought to justice.

Watch to get the answer that surprised the heck out of us

Our host explains why you should never say ‘no’ to a hungry pregnant woman

The science behind earworms and why they won’t leave us alone

Selected by Mary Ellen Mark for our special issue, this up-and-coming photographer discusses his work

In a conversation with architect David Rockwell, the philanthropic chef urges an invested effort to create technology that could collect water from the clouds

Ruth Glacier’s Great Gorge is quite simply one of the continent’s most awe-inspiring sights. At 2,000 feet and over ten miles long, it’s one of the deepest canyons in the world.

The "Manned Orbiting Laboratory," or "MOL," was built to capture high-resolution images of Soviet targets on the ground. It was so advanced, it could pick up objects on earth as small as a baseball

In about four billion years from now, the Milky Way and Andromeda galaxies will crash together Visualization: NASA, ESA, and F. Summers, STScI Simulation credit: NASA, ESA, G. Besla, Columbia University, and R. van der Marel, STScI

Take a calming breath, then watch this video to find out

The Alvin Ailey dance troupe performs from its signature Revelations

Experts are working on a unique experiment that will use an inflatable aeroshell/heat shield to protect a spacecraft when entering a planet's atmosphere or returning to Earth

The space suits used by the astronauts on Gemini 7, known as grasshopper suits, were designed for comfort. But after two weeks inside them, that was the last thing on the crew’s minds.

Visitors to Nantucket were able to ski through wide strips of slushy ice left on the beach in February 2015.

Building captive colonies for eventual re-introduction to the wild, scientists from Atlanta rescue endangered frogs and other amphibians threatened with extinction by a fatal fungus spreading through South American forests

Discover evidence of natural selection and evolution at the Smithsonian's Natural History Museum (Meredith Bragg)

The Liège-Guillemins railway station looks like it belongs far in the future: a vast curving monolith of glass, steel and concrete curves extending high above the train tracks. Just as astonishing as its design is the fact that it was built while the normal train schedules continued, with no disruption.

How many of your questions can our host, Eric Schulze, answer in 45 seconds?

A series of remarkably well-preserved human remains in a remote cave in Scotland has archaeologists grappling with a staggering question: were these bodies brought here during the Bronze Age to be mummified?

After mapping the movement of stars for years, astronomers believe they have found a black hole at the center of the Milky Way

http://smithsonian.com/ask Now it's your turn to ask the Institution's experts your questions about science, history, art or culture

A London blacksmith has perfected a technique known as pattern welding to create elaborately-designed replica Saxon swords and knives. He demonstrates his technique on camera.

A chick in the process of hatching as the female adult looks on

Under exuberant coach, Knute Rockne, Notre Dame set the standards for football excellence. But off the field, the Fighting Irish was a PR sensation, capturing the hearts of a riveted nation.

Zookeepers at the National Zoo keep orangutans mentally stimulated with an innovative use of iPads

Cocktail historians differ on the birthplace of the word "cocktail," but they cherish America' invention of drinks like the mint julep (Meredith Bragg)

Scientists have created thin polymer sheets that expand and contract when in contact with water

Cellist Yo-Yo Ma talks with the founder of the Girls Computing League about the promise of her generation