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Technology

Over the course of our planet’s history, major impacts by comets and asteroids are plentiful.

The Very Real Effort to Track Killer Asteroids and Comets

In “Don’t Look Up,” researchers warn authorities about a comet hurtling towards Earth. Such a scenario isn’t just science fiction

Canon's new SPAD sensors work by amplifying a single photon that enters the sensor's pixels into large amounts of electrical energy pulses. This allows the camera to see objects in areas with small amounts of light.
 

Canon’s New Image Sensor Can See in Almost-Total Darkness

The tech can capture images in only one-tenth of the brightness required by other devices

Purdue University's INSPIRE Research Institute for Pre-College Engineering tests toys for how well they develop STEM skills in kids.

Gift Guides

Engineers Pick the Ten Best STEM Toys to Give as Gifts This Year

These expert-approved gifts teach robotics, coding and engineering thinking through stories and play

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What the History of ‘Spirit Photography’ Portends for the Future of Deepfake Videos

Today’s video hoaxes can be downright ugly. But image-makers have been fooling viewers from the beginning

The Van Gogh bike path in Eindhoven is inspired by the artist’s painting The Starry Night. Similar glow-in-the-dark paths and roads could eventually save energy for lighting while cooling cities.

Will Glow-in-the-Dark Materials Someday Light Our Cities?

Substances that persistently luminesce could be used in streets, sidewalks and buildings

Heavy rainfall in China this summer led to severe flooding—something more cities are dealing with as the warming climate affects the intensity and frequency of precipitation.

This New Tool Lets You See Floods From Around the World, Dating Back to 1985

An innovative interactive map could aid future disaster planning, especially for vulnerable countries in the developing world

Artist's rendering of "Futures," an upcoming exhibition at the Smithsonian's Arts and Industries Building

Futures

Futures

The Smithsonian’s Arts and Industries Building re-opens on November 20 with a thought-provoking exploration of what lies ahead for humanity

On October 24, 1944, the Battle of Leyte Gulf had just begun when two Hellcat pilots U.S. Navy Capt. David McCampbell and his wingman Ens. Roy Rushing spotted a squadron of 60 Japanese aircraft, including bombers escorted by Zeroes (above: a 1943 photograph of Grumman F6F Hellcats in flight).

In One Mission in October 1944, Two F6F Hellcats Shot Down a Record 15 Enemy Aircraft

U.S. Navy Pilots David McCampbell and Roy Rushing made history in a heroic air battle over the Leyte Gulf

Researchers at Johns Hopkins University analyzed popular vaping products and found nearly 2,000 chemicals not disclosed by manufacturers, as well as six potentially harmful compounds, including a pesticide.

New Research

Nearly 2,000 Chemicals—Some Potentially Harmful—Found in Vaping Aerosols

Researchers discover industrial chemicals, a pesticide and caffeine during analysis of popular vaping products

An artist's concept of NASA’s Volatiles Investigating Polar Exploration Rover, or VIPER.

Five Things to Know About NASA’s Lunar Rover ‘VIPER’

The device will hunt for resources, including water, vital to future space exploration

An X-ray fluorescence scanner analyzes correspondence of Marie Antoinette and Fersen at France’s National Archives.

X-Ray Technology Reveals Marie Antoinette’s Censored Secret Correspondence

A combination of the chemical analysis and advanced data processing used could reveal many more lost writings or drawings

Godfrey Hounsfield stands beside the EMI-Scanner in 1972.

Fifty Years Ago, the First CT Scan Let Doctors See Inside a Living Skull

The invention came from an eccentric British engineer who worked at a company now better known for selling Beatles albums

The National Weather Service Began as a Crowdsourcing Experiment

Smithsonian Secretary Joseph Henry used an army of volunteers in what would eventually become the nation’s weather forecasting operation

A researcher holds a banded vampire bat.

Vampire Bats Call Out to Friends to Share Blood Meals

After they prep bite sites to lap the blood out of live cows, females invite their roostmates to join them

Ultrasound of a 4-month-old fetus

A Brief History of the Sonogram

In the mid-1950s, a Scottish obstetrician became the first to apply ultrasound technology to a pregnant human abdomen

Researchers with the Kivi Kuaka project are tagging a variety of Pacific birds, hoping they will reveal differences in their capacity to detect and respond to dangerous storms and tsunamis.

Can Birds Tip Us Off to Natural Disasters?

Researchers think birds can hear hurricanes and tsunamis—a sense they’re hoping to tap into to develop a bird-based early warning system

Scientists recreated the famous beef, which is prized for its fat marbling, or sashi.

Innovation for Good

Scientists Create First 3-D Printed Wagyu Beef

The cultured cut matches the texture and marbling of the famous Japanese meat

Fossil fuel-free steel was made for the first time in Sweden using "green" hydrogen technology.

Innovation for Good

Fossil Fuel–Free ‘Green’ Steel Produced for the First Time

A Swedish consortium delivered the first batch of the metal—made using ‘green’ hydrogen—to an automobile manufacturer for truck production

ELSA-d is a demonstration device designed to show that space debris removal is possible.

Innovation for Good

Can the World’s First Space Sweeper Make a Dent in Orbiting Debris?

A private company has just completed the first successful test of its trash collector

In this long exposure picture, trees burn on a hillside behind Honey Lake campground during the Dixie Fire on August 18, 2021 in Milford, California. The wildfire in Northern California continues to grow, burning over 626,000 acres according to CalFire.

Innovation for Good

From Supercomputers to Fire-Starting Drones, These Tools Help Fight Wildfires

As climate change worsens wildfires in the West, agencies are tapping into new technologies to keep up with the flames

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