Technology & Space

A drone image of a breeding colony of Greater Crested Terns. Researchers used plastic bird decoys to replicate this species in an experiment that compared different ways of counting wildlife.

New Research

When It Comes to Counting Wildlife, Drones Are More Accurate Than People

Technology could be a conservation gamechanger, but we need to interrogate its impact on wildlife

It Took Decades to Solve This UN Plane Crash Mystery

Over a half century after the crash of UN DC-6 on September 18, 1961, a new investigation is launched

An artist's rendering of the CP-1 nuclear reactor.

How the First Man-Made Nuclear Reactor Reshaped Science and Society

In December 1942, Chicago Pile-1 ushered in an age of frightening possibility

How to Tell If You're in for a Bumpy Plane Landing

On March 7, 2007, Garuda Flight 200 was preparing to land. An Air Force security officer on board immediately sensed a problem

Sleek new entranceways will grace the refurbished museum.

Here's Why Washington’s Beloved Air and Space Museum Is Facing a Sweeping Seven-Year Upgrade

The museum will remain open as it works to enhance the visitor's experience

Were Lithium Batteries the Cause of This Plane Crash?

UPS Airlines Flight 6 crashed into a military base 10 miles from Dubai Airport on September 3, 2010

An artist's impression shows two tiny but very dense neutron stars at the point at which they merge and explode as a kilonova.

What the Neutron Star Collision Means for Dark Matter

The latest LIGO observations rekindle a fiery debate over how gravity works: Does the universe include dark matter, or doesn’t it?

Behind Saturn's icy rings is the moon Tethys, illuminated by the planet's reflected sunlight.

How Scientists Engineered Cassini’s Final Demise

After a rich scientific life, Cassini went out in a blaze, becoming one with the planet it had revolved around for so long

The H.L. Hunley, a confederate Civil War era submarine, sits in its water tank at the Hunley Lab in North Charleston, SC.

One Scientist May Have Finally Figured Out the Mystery of Why a Civil War Submarine Sank

A Navy engineer used creative modeling and her knowledge of underwater explosions to tackle the century-old Hunley conundrum

The astronauts of "2001: A Space Odyssey" hide in a pod to discuss the troubling behavior of their spacecraft's artificial intelligence, HAL 9000. In the background, HAL is able to read their lips.

Ask Smithsonian

When We Go to Mars, Will We Have a Real-Life HAL 9000 With Us?

How generations of NASA scientists were inspired by an evil Hollywood supercomputer

NASA's Cassini spacecraft captures three of Saturn's moons—Tethys, Enceladus and Mimas—in this group photo.

Space Hub

How and When Did Saturn Get Those Magnificent Rings?

The planet's rings are coy when it comes to revealing their age, but astronomers are getting closer

A visualization of the interior of Blue Origin's "New Shepard" space tourism rocket.

Here’s What to Expect on the First Tourist Flights to Space

Take a peek at plans for Blue Origin's first space tourism rocket

An illustration of LHS 1140b orbiting its faint red star

New Research

Exoplanet Discovery Arrives in Time for New Telescope Technology

Astronomers call LHS 1140b one of the "best targets" for hunting liquid water with NASA's James Webb Space Telescope

What thorny ethical issues await us once we make it to Mars? A composite image of the red planet, composed by processing about 1000 Viking Orbiter red- and violet-filter images have been to provide global color coverage at a scale of 1 km/pixel.

Think Big

When Humans Begin Colonizing Other Planets, Who Should Be in Charge?

The biggest threat humans pose to other worlds is what we don’t know—or what we think we know, but don’t

Unlike the Apollo spacecraft, Orion will have solar panels to help power longer space journeys, as shown in this concept art of the spacecraft orbiting Earth.

Ask Smithsonian 2017

What's Really Changed—and What Hasn’t—About Getting Humans to the Moon

NASA’s Orion will combine vintage tech with massive advances in computing power and electronics we've made since 1972

The seven Earth-sized planets orbiting the dwarf star TRAPPIST-1.

Think Big

Scientists Spot Seven Earth-Sized Planets Orbiting a Nearby Star

This newly discovered solar system presents the best opportunity yet to study potentially habitable worlds, NASA scientists report

An infrared image of 47 Tucanae, a dense globular cluster of stars located roughly 16,000 light years from Earth. A new study has predicted that a black hole lies at its center.

Think Big

How Astrophysicists Found a Black Hole Where No One Else Could

A new method could help scientists peer inside universe's densest star clusters to find undiscovered black holes

The Evpatoria radio telescope RT-70 and the Long Range Space Communications Center, which were used for one of the most ambitious efforts at extraterrestrial communication.

How a Couple of Guys Built the Most Ambitious Alien Outreach Project Ever

You might think it takes vast governmental resources to launch an extraterrestrial communication effort. Nope

The Washington Monument went through years of expensive restoration work following a 2011 earthquake.

NASA Responds to an S.O.S. of Historic Proportions

Rocket technology could save our (historic) structures from earthquakes

After a century in which black holes went from theoretical nuisances to undisputed facts, a new initiative at the Harvard -Smithsonian Center for Astrophysics will study them.

Think Big

Stephen Hawking on Why Black Holes Are Worthy of Your Consideration

A new Harvard-Smithsonian initiative will delve into the places in the universe where spacetime sags around massive objects

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