📺 Stream Popular Science free on your smart TV »

Gregory Mone

More from Gregory Mone

Silence Before the Storm
Environment

Silence Before the Storm

By Gregory Mone

You Built What? A Motorized Easy Chair to Roar Around Campus
DIY

You Built What? A Motorized Easy Chair to Roar Around Campus

By Gregory Mone

Ginger emoji at salon
Internet

The winding, heated, and absurdly technical oral history of the ginger emoji

By Gregory Mone

Two Weeks, 68 Failures, And One Perfect Run: A Rube Goldberg Story
Technology

Two Weeks, 68 Failures, And One Perfect Run: A Rube Goldberg Story

By Gregory Mone

A Life-Size LEGO Car You Can Actually Drive
DIY

A Life-Size LEGO Car You Can Actually Drive

By Gregory Mone

A DIY Submarine That Can Dive 30 Feet
DIY

A DIY Submarine That Can Dive 30 Feet

By Gregory Mone

Ride This: An SUV-Size Insectoid Robot
DIY

Ride This: An SUV-Size Insectoid Robot

By Gregory Mone

A Motorized, Super-Detailed Robot Villain Made By A Doctor Who Fan
DIY

A Motorized, Super-Detailed Robot Villain Made By A Doctor Who Fan

By Gregory Mone

Human Catapult
DIY

You Built What?!: A Human Catapult

By Gregory Mone

Super-Real Mario Kart
DIY

Super-Real Mario Kart

By Gregory Mone

You Built What?!: The World’s Fastest Baby Carriage
DIY

You Built What?!: The World’s Fastest Baby Carriage

By Gregory Mone

You Built What?!: A Remote-Controlled Robo-Arm
DIY

You Built What?!: A Remote-Controlled Robo-Arm

By Gregory Mone

You Built What?!: A Submarine Simulator That Soaks Lollygagging Players
DIY

You Built What?!: A Submarine Simulator That Soaks Lollygagging Players

By Gregory Mone

You Built What?!: A Tesla Coil Gun That Produces Foot-Long Sparks
DIY

You Built What?!: A Tesla Coil Gun That Produces Foot-Long Sparks

By Gregory Mone

You Built What?!: An Electric-Assist Chopper-Style Bicycle
DIY

You Built What?!: An Electric-Assist Chopper-Style Bicycle

By Gregory Mone

You Built What?!: A Fire-Breathing, Jet-Powered Dragon
DIY

You Built What?!: A Fire-Breathing, Jet-Powered Dragon

By Gregory Mone

You Built What?! A Flashing, Tilting Ping-Pong Table to Throw Off Opponents
DIY

You Built What?! A Flashing, Tilting Ping-Pong Table to Throw Off Opponents

By Gregory Mone

You Built What?!: A Portable X-Ray Machine
DIY

You Built What?!: A Portable X-Ray Machine

By Gregory Mone

You Built What?!: A Street-Legal Three-Wheeler That Runs on Nearly 2,000 Batteries
DIY

You Built What?!: A Street-Legal Three-Wheeler That Runs on Nearly 2,000 Batteries

By Gregory Mone

You Built What?!: A Compact Mechanical Crossbow With the Precision of a Laser
DIY

You Built What?!: A Compact Mechanical Crossbow With the Precision of a Laser

By Gregory Mone