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Engineering

A single counterfeit component in the supply chain is all it takes to turn a fine-tuned aircraft launching system from an asset to a safety hazard.

How Nanoscale ‘Signatures’ Could Keep Counterfeit Parts Out of Military Equipment

Navy scientist Alison Smith will describe her novel authentication system at Smithsonian’s Military Invention Day

Sensing threads prepared with bromothymol blue (top thread), methyl red (middle thread) and MnTPP (bottom thread) are exposed to ammonia at 0 ppm (left panel) 50 ppm (middle panel) and 1000 ppm (right panel).

Clothing May Soon Be Able to Change Color in the Presence of Harmful Gases

Tufts University engineers have developed dyed threads that change hues when exposed to carbon monoxide and other hazards

Alon Gorodetsky, an associate professor of chemical and biomolecular engineering at the University of California, Irvine, and Erica Leung, a graduate student in that department, have invented a new material that can trap or release heat as desired.

How a Squid’s Color-Changing Skin Inspired a New Material That Can Trap or Release Heat

The stretchy ‘thermocomfort material’ has potential energy-saving applications in buildings and wearables

"I certainly see ourselves moving in a direction where conception through sex will come to be seen as natural, yet dangerous," says Metzl.

How To Prepare for a Future of Gene-Edited Babies—Because It’s Coming

In a new book, futurist Jamie Metzl considers the ethical questions we need to ask in order to navigate the realities of human genetic engineering

One of Brigham Young University engineering professor Larry Howell's initial origami projects was a solar array that compacted to 9 feet during launch, but deployed to 82 feet across in space to generate power.

How Origami Is Revolutionizing Industrial Design

Scientists and engineers are finding practical applications for the Japanese art form in space, medicine, robotics, architecture and more

Nanayakkara has gone out of his way to ensure students and scientists in his prolific lab are enabled to create based on their interests, and collaborate with each other on their ideas.

Inside Professor Nanayakkara’s Futuristic Augmented Human Lab

An engineer at the University of Auckland asks an important question: What can seamless human-computer interfaces do for humanity?

The team with the metamaterial. Reza Ghaffarivardavagh is front-center, Xin Zhang is rear-center.

This New Material Acts Like a Giant Mute Button

The metamaterial silences noise while allowing for airflow, making it a potential soundproofing material for airplanes, HVAC and more

Ingenious Women

Meet the Female Inventor Behind Mass-Market Paper Bags

A self-taught engineer, Margaret Knight bagged a valuable patent, at a time when few women held intellectual property

New Research

Flushing the Toilet Is the First Step in Making Better Bricks

Incorporating biosolids from sewage treatment plants into bricks makes more insulating bricks and keeps the sterilized sewage out of landfills

The first column shows the image being displayed on the LCD screen that the camera couldn't see. The second image is what was reflected onto the white wall, or the scene the camera captured. The third and fourth were produced without knowing the position of the occluded object. The last row, slightly better, shows the image produced with knowledge of the object's location.

Scientists Used an Ordinary Digital Camera to Peer Around a Corner

A team from Boston University recreated an image of an object using its shadow

Victor Vescovo entering the Limiting Factor for his record-breaking descent.

Trending Today

Submersible Is First to Reach Bottom of Atlantic Ocean

U.S. equity-firm founder piloted the craft to the bottom of the Puerto Rico Trench, in a bid to reach the deepest spot in each of the world’s oceans

This graspable haptic device, called Foldaway, is the size of a drink coaster when flat, making it conveniently portable. The user places a joystick where the three hinged arms meet, and the arms offer resistance, to give a sense of the objects being manipulated.

Here’s What the Future of Haptic Technology Looks (Or Rather, Feels) Like

Bringing the sense of touch to virtual reality experiences could impact everything from physical rehabilitation to online shopping

John Krafcik (left) and Dmitri Dolgov

2018 Smithsonian Ingenuity Awards

Why Waymo’s Fleet of Self-Driving Cars Is Finally Ready for Prime Time

Your driverless car is already here, thanks to the visionary engineers behind a bold experiment

The Leaning Tower of Pisa Has Gotten a Little Straighter

Engineers announced that the famed structure’s tilt has reduced by about 1.5 inches

The Magformers Sky Track was a favorite for testers.

The Ten Best STEM Toys to Give as Gifts This Year

Experts and kids of all ages recommend these tech toys, which inspire year-round curiosity

New Research

Brown Recluse Silk Is Stronger Than Steel Because It’s Constructed Like a Cable

Thousands of nanotendrils come together to form the flat, super-strong spider silk

Trending Today

No, Archaeologists Probably Did Not Find a New Piece of the Antikythera Mechanism

A bronze disc found near the shipwreck last year is likely not a cog wheel from the ancient Greek astronomical proto-computer

The Hong Kong-Zhuhai-Macau Bridge is seen in Hong Kong, Monday, Oct. 22, 2018.

World’s Longest Sea Bridge Opens Amid Controversy

More than 275 workers were injured during the construction of the bridge, which connects Hong Kong, Macau and China

Anna Du is one of 30 Broadcom Masters finalists.

This 12-Year-Old Girl Built a Robot That Can Find Microplastics In the Ocean

Massachusetts seventh grader Anna Du has developed an ROV that moves through water and detects microplastics on the seafloor

Navy Chief Petty Officers are pictured with retired Navy engineer Raye Montague after her keynote speech at a Women's History Month Observance held at Naval Support Activity South Potomac on April 4, 2017.

Raye Montague, a Barrier-Breaking Naval Ship Designer, Has Died at 83

Despite facing racism and sexism at nearly every turn, Montague produced the first computer-made Navy warship design

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