David Grossman
Popular Mechanics
United Kingdom
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Past articles by David:
This Tribal Map of America Shows Whose Land You're Actually Living On
This tribal map of America shows whose land you're actually living on. It's a history worth exploring on Indigenous Peoples' Day. → Read More
The Difference Between Flash Floods and Normal Floods
It's the difference between simmering and rapid destruction. → Read More
Toyota's New Car Could Run on Cow Poo
Toyota has showcased its second-generation Mirai, a concept car coming in 2021. The Mirai could run on the hydrogen from one cow's poop for a year. → Read More
'Car Crash' Experiment Opens Up a New Frontier of Physics
By studying collisions of small particles made up of quarks known as J/psi particles, scientists were better able to understand matter on a fundamental nature. → Read More
Everything You Need to Know About Mars’s Mysterious Moons
Mars’s moons don’t get much credit. But they’re small, lifeless, and weird little things. Here’s everything you should know about them. → Read More
Ditching Platinum for the Ocean Could Make Hydrogen Cheap
A new catalyst could challenge some economic boundaries for the powerful energy source. → Read More
The U.S. Gets Its First Electric-Only Gas Station
The first gas station exclusive to electric vehicles in the U.S. is now open in Takoma Park, Maryland. → Read More
Man Spends 4 Years Building Insane All-Metal Terminator
The handmade robot is incredible, and you have to see it for yourself. Just don't show it to John Connor. → Read More
What If All Published Math Is ... Wrong?
A number theorist says it's possible that all published math could be wrong, and makes the case for A.I. to double-check proofs. → Read More
Warp Drive Is Theoretically Possible
Warp drive is one of the many futuristic ideas proposed in Star Trek, allowing for faster-than-light travel across the galaxy. But is it actually possible? → Read More
How Do Tides Work?
Why does high tide happen twice a day? → Read More
Well, Boris Johnson Talking About Pink-Eyed Terminators at the UN Sure Was Weird
British Prime Minister Boris Johnson gave a speech at the United Nations concerning the future of technology. It was weird. Here are the highs and lows. → Read More
Artificial Spider's Silk Could Be Strong Enough to Replace Plastic
With wood glucose, it forms a tough, flexible, and biodegradable material. → Read More
Did Google Just Achieve Quantum Supremacy?
A deleted paper—from NASA, no less—claims that a Google quantum computer achieved what's known as "quantum supremacy." What does that mean? → Read More
Once Considered 'Simple,' the Ancient Edomites Were Actually Tech Geniuses
Copper was the must-have tech of the ancient world, and the Edomites were its master. → Read More
Cool New Method Curves Wood Without Machines
Curving wood can be wasteful at the industrial level. A new technique uses wood's own natural process of warping to curve to a chosen angle. → Read More
Three Mile Island Has Powered Off
Economic conditions in 2019 do what a partial meltdown in 1979 could not. → Read More
Watch a Rubik's Cube Solve Itself While Levitating
Solving a Rubik's Cube is a dream for some. A Japanese fan decided to make one that could solve itself. → Read More
The Global Climate Strike Is Here, and Students Are Leading the Way
Hundreds of thousands of students across the globe are participating in the third Global Climate Strike. Many other allies are joining them. → Read More
How Century-Old Ice Data Is Helping Track a Melting Arctic
Thanks to the U.S Revenue Cutter Service (and Alexander Hamilton), climate scientists have a new source of historic data for tracking climate change. → Read More