Engineering

An array of 24 speakers can quiet city noise by as much as closing the window

Window-Mounted Device Could Keep Out City Noise

A microphone outside the window measures the incoming noise so that an array of two dozen speakers can cancel it out

John Rogers and his colleague Shuai Xu’s tech startup Sonica Health is submitting the device with a pulse oximeter and its algorithms to the FDA for approval later this month.

This Band-Aid-Like Patch Could Detect Early COVID-19 Symptoms

Northwestern University scientist John Rogers has developed a wearable that adheres to the throat and relays data to a physician

Dean Kamen, inventor of the Segway, rode the self-balancing personal transportation device outside his home in 2002.

As Segway Retires, Its Inventor Gears Up to Grow Organs

Dean Kamen, inventor of the soon-to-be obsolete Segway, has assembled a team to mass-produce human organs for transplant

Mary Jackson was the first African American woman engineer at NASA. She worked at the agency from 1951 to 1985.

NASA Names D.C. Headquarters for 'Hidden Figure' and Engineer Mary Jackson

Jackson may have been the only African American woman aeronautical engineer in the 1950s

Researchers tested their pollen-carrying bubbles on lily, azalea and campanula flowers (shown).

Soap Bubbles Can Pollinate Flowers, but Can They Replace Bees?

New research shows that carefully calibrated soap bubbles cause pear trees to bear fruit

See Spot run!

Businesses Can Now Buy Spot, Boston Dynamics' Robotic 'Dog'

The four-legged robot sells for about $75,000

The blue outlined tadpole-like creature at the center of this elaborate structure, made of mucus, is a giant larvacean. New techniques have allowed scientists to model and study this structure, which is used by the larvacean to gather food.

Scientists Tour Elaborate, Deep-Sea 'Snot Palaces' for the First Time

Tiny transparent sea creatures make elaborate houses out of their own mucus. Now, researchers have illuminated the framework within these structures

Filippo Brunelleschi designed Florence Cathedral's famed red-brick dome.

How Renaissance Architects Designed Italy's Imposing Domes

A new study offers key insights into how engineers built the rounded structures without using supports

A deep-sea starfish attached to what is called a polymetallic nodule. These nodules are being targeted by the burgeoning deep-sea mining industry for their mixture of valuable metals including manganese, cobalt, copper and nickel.

Deep-Sea Mining’s Environmental Toll Could Last Decades

A study of microbial communities at the site of a 1989 deep-sea mining test suggests the fragile ecosystem may take half a century to fully recover

A tourist visits Mousa Broch, the tallest known Iron Age broch and one of Europe's best-preserved prehistoric buildings

Why Scottish Archaeologists Are Building a Replica of an Iron Age Stone Tower

By building a new broch, the project aims to better understand how and why the original structures were constructed

A sketch from Eiffel’s workshop appears to show the statue with a bulkier shoulder than the final version has.

Recently Discovered Drawings for the Statue of Liberty Hint at a Last-Minute Change

Sketches from the workshop of French engineer Gustave Eiffel suggest a different plan for Lady Liberty’s upraised arm

Angkor Wat in Cambodia

Angkor Wat May Owe Its Existence to an Engineering Catastrophe

The collapse of a reservoir in a remote and mysterious city could have helped Angkor gain supremacy

Captain Edward J. Dwight, Jr., the first African American selected as a potential astronaut, looks over a model of Titan rockets in November 1963.

Ed Dwight Was Going to Be the First African American in Space. Until He Wasn't

The Kennedy administration sought a diverse face to the space program, but for reasons unknown, the pilot was kept from reaching the stars

Axolotls can regrow lost limbs, again and again, making them appealing to scientists who want to understand regeneration.

Some Salamanders Can Regrow Lost Body Parts. Could Humans One Day Do the Same?

In recent decades, the idea of human regeneration has evolved from an 'if' to a 'when'

MIT researchers develop a mathematical model to predict a knot’s stability with the help of color-changing fibers.

The Mathematics of a Well-Tied Knot

Fibers that change color under pressure helped researchers predict knot performance

(Clockwise from left) Michela Puddu, Elias Sime, Richard Yim and Miranda Wang

Eight Innovators to Watch in 2020

From plastic recycling pioneers to landmine foes, these dreamers have big plans for the coming year

Although ammonoids died out around the same time as most dinosaurs, new computer models are revealing how these marine animals moved through the water.

Video Game-Inspired Models Demonstrate How Prehistoric Squid Relatives Swam Through the Seas

By simulating liquid flows around the shells of ammonoids, scientists study how these ancient animals moved

Purdue University’s INSPIRE Research Institute for Pre-College Engineering works with pre-school, school-age, college undergrads, engineers and parents to test and rate science- and tech-themed products.

The Ten Best STEM Toys to Give as Gifts in 2019

Stretch young learners’ minds with everything from card games to robotic spheres

Lucy Hughes holds a piece of MarinaTex.

This Bioplastic Made From Fish Scales Just Won the James Dyson Award

British product designer Lucy Hughes has invented a biodegradable plastic made from fish offcuts

For last-mile delivery, robots of the future may use a new MIT algorithm to beat a path to your front door.

Helping Delivery Robots Find Your Front Door

With a new navigation system from MIT, robots can decipher common landscape features, even in an unfamiliar environment

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