Inventions

The 1876 Glaciarium included murals of the Alps on its walls and a raised seating section for curious onlookers, as shown in a May 1876 edition of Illustrated London News.

The 19th-Century Mania for Ice Skating in the Summer

Europeans sought to recreate the luxury of wintering in the Alps with an indoor rink attraction

The "Mark Twain" launched in early 1882 as an 18-size, key-wound movement with a subsidiary seconds function.

Mark Twain's Quest to Bring Affordable Watches to the Masses

At one time, he even invested in a watch company that launched a signature 'Mark Twain' pocket watch

The technology involves a system of sensors that detect the minuscule neuromuscular signals sent by the brain to the vocal cords and muscles of the throat and tongue.

This Device Can Hear You Talking to Yourself

AlterEgo could help people with communication or memory problems by broadcasting internal monologues

The 8-bit system looks dated by today’s standards.

Thirty Years Ago, Game Boy Changed the Way America Played Video Games

Nintendo's handheld gaming system proved to be a huge success, thanks to its durability and battery life

A government demonstration of the polygraph from the 1970s

Why Lie Detector Tests Can't Be Trusted

Federal agencies embraced the polygraph in the 1950s to reassure the public that they could unmask spies

The 2010 census showed that Scituate had the highest number of people claiming Irish ancestry than any other town in America, almost 50 percent of its roughly 18,000 residents, earning it the nickname the “Irish Riviera.”

The Most Irish Town in America Was Built on Seaweed

After discovering 'Irish moss' in coastal waters, Irish immigrants launched a booming mossing industry in Scituate, Massachusetts

Kraft Heinz, Cool Whip’s current owner, still sells 200 million tubs of the stuff a year.

The Scientist Behind Some of Our Favorite Junk Foods

William A. Mitchell invented Cool Whip, Pop Rocks, Tang and other 20th-century treats

The team has applied for a patent for the material (shown here in a petri dish) and continues to test it at the micro- and nano-scale to better understand how it works.

How Scientists Are Using Eggshells to Grow New Bone

People with bones damaged by accidents, cancer or aging could one day benefit from bone grafts strengthened with chicken eggshells

Mussels' Sticky Threads Could Inspire Ways to Clean Up Oil Spills, Purify Water and More

A new review shows the sticky threads the bivalves used to cling to rocks could have lot of potential engineering applications

Scientists at the University of Edinburgh discovered a new form of flight in dandelion seeds.

Five Scientific Findings That Could Lead to New Inventions

From cat tongues to dandelions seeds, engineers often look in peculiar places for inspiration

To deflect from concerns around sexual undertones, Milton Bradley packaged the game as inoffensively as possible.

When Twister Was Too Risqué for America

The hugely successful game, patented 50 years ago this week, had its critics at first

Racer Danny Thompson’s view from inside the cockpit of the Challenger 2 during a run at the Bonneville Salt Flats in August 2016. A HANS (Head and Neck Support) safety device immobilizes his head, so the side windows are only peripherally visible from his vantage point.

Danny Thompson's Blazing Nitromethane-Fueled Pursuit of Racing Glory

An American tale of speed demons, murder and a son's attempt to complete his father's unfinished legacy

The team derived acetaminophen, the active ingredient in Tylenol, from a plant wall polymer called lignin.

Researchers Develop Plant-Based, Eco-Friendly Method to Produce Tylenol

Current manufacturing processes rely on coal tar, which is produced using fossil fuels

The author likes to think the lunar rover's design was informed in part by his father's experience retooling the family station wagon.

From the Family Station Wagon to the Apollo Lunar Rover, My Dad's Engineering Talent Had No Limits

Stricken with polio as an adult, he retired from the military and joined NASA's ingenious design team

According to the U.S. Consumer Product Safety Commission's annual fireworks report, there were about 5,600 fireworks-related injuries between June 22 and July 22 of last year.

Seven Inventions for a Safer Fourth of July

From fireworks shields to seat belts, these inventions throughout history have made summer fun less risky

Introduced in 1959, the Xerox 914 could make 100,000 copies per month. The Smithsonian received this machine in 1985.

How Xerox's Intellectual Property Prevented Anyone From Copying Its Copiers

The company used patents and trademarks to develop a line of machines based on inventor Chester Carlson's 'electrophotography'

Commuters ride up escalators at the Dupont Circle Metro Station in Washington, D.C.

How the Escalator Forever Changed Our Sense of Space

Sure, the 19th-century invention transformed shopping. But it also revolutionized how we think about the built environment

How a Toaster-Sized Atomic Clock Could Pave the Way for Deep Space Exploration

NASA's Deep Space Atomic Clock is now orbiting Earth for a year-long test run

As women entered through the “Ladies” side of a turnstile, Lenna Winslow’s “Voting Machine” concealed ballot items on which they could not vote.

The Voting Machine That Displayed Different Ballots Based on Your Sex

In an era of partial suffrage, these inventions helped women cast their votes

The technology (above: c. 1947 advertisement for Carrier) that was initially envisioned as a tool to enhance industrial productivity is now a near necessity for American homes and transportation.

The Unexpected History of the Air Conditioner

The invention was once received with chilly skepticism but has become a fixture of American life

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