What Could Possibly Go Wrong?
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Homer Simpson would love Kevin's bowling ball that is engineered to be steered into the pins each time. Or is it?
01:22
What Could Possibly Go Wrong?
The Remote Control Bowling Ball
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Grant is sure of his advantage in a paintball bet if he's wearing night vision goggles he built out of materials rustled up in the garage.
01:58
What Could Possibly Go Wrong?
Night Vision Goggles
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The guys hit the range with a lot of duct tape, and a lot of scenarios to craft something to stop a 9mm Luger round.
02:15
What Could Possibly Go Wrong?
The One With Duct Tape and Guns
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In the first pool test of Kevin & Grant's homemade submarine, things start to go belly up when Grant smells smoke.
02:55
What Could Possibly Go Wrong?
The Scary Submarine
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Kevin and Grant turn their first test - choosing a tire for the monocycle - into a project of its own. Giant tire bowling with trash can "pins."
03:13
What Could Possibly Go Wrong?
Tire Bowling Test
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The guys build their life size punching robots, complete with pneumatic power. Round one proves to be brutal.
01:46
What Could Possibly Go Wrong?
Rock 'Em Sock 'Em Robots
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The mission is to escape from the island using nothing more than what they would have had in the ‘50s. Grant is in a makeshift raft, Kevin is going to swim.
03:34
What Could Possibly Go Wrong?
Escape From Alcatraz
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The guys have built dream motorcycle chariots, and as always they had different approaches for their builds. Let’s see what happens at the first test.
02:45
What Could Possibly Go Wrong?
Motorcycle Chariots of Glory
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The guys each invest in some heavy junkers and modify them to stand up to their personal Mad Max demolition derby. Lots of spikes are used.
02:01
What Could Possibly Go Wrong?
Armored Car Attack Strategy
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Kevin and Grant wire together a crazy homemade lie detector with spare parts in the garage. They’ve kicked it up a notch by adding a shock if they are caught in a lie.
01:45
What Could Possibly Go Wrong?
Homemade Lie Detector
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Kevin shows how quicksand is created by agitating a sand and water mixture. With Grant standing in it as a test.
01:53
What Could Possibly Go Wrong?
Creating Agitation
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The guys test several "squirt gun" formats, with one powerful enough to knock down a brick wall. Once that's done, they're off to build a better version.
02:20
What Could Possibly Go Wrong?
Uber Squirt Gun
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People jump off tall things. Grant and Kevin want to do it right, so part of the prep is to create a cushion. Their first test is with carboard boxes
01:25
What Could Possibly Go Wrong?
Box Fall Test
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Kevin and Grant watched the internet community jumping off things using small parachutes, umbrellas, and tarps to break their fall. Naturally, they tried it too.
02:30
What Could Possibly Go Wrong?
Three Things That Don’t Help Decelerate
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Kevin and Grant build two different types of earthquake resistant test tables and their own seismograph. Initial tests in the back of Grant’s truck provided inspiration.
03:17
What Could Possibly Go Wrong?
The Earthquake Resistant Table Test
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Fascinated the the aerodynamics and speed of hydrofoils, the guys decide to build one. They understand the science, but they’ve never done it before. Prototype testing reveals what to do next.
02:26
What Could Possibly Go Wrong?
How to Handle a Hydrofoil
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Grant is sure of his advantage in a paintball bet if he's wearing night vision goggles he built out of materials rustled up in the garage.
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What Could Possibly Go Wrong?
Night Vision Goggles
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Two guys are out to right the wrongs of bad experiments and epic "this is bound to work" fails by showing what went wrong via science in action.
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What Could Possibly Go Wrong? Sneak Peek
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Supermassive black holes aren't just spinning at the center of galaxies. They may actually be creating galaxies.
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Strip the Cosmos
Supermassive Black Holes
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Stripping away the Milky Way's stars, planets, rocks and dust reveals a massive black hole lurking just 26,000 light years from Earth.
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Strip the Cosmos
Black Hole in the Milky Way
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Astronaut Mike Massimino calls solar wind, "the biggest obstacle we have for exploring our universe."
03:01
Strip the Cosmos
Solar Wind: A Silent Threat
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More than 20 solar storms a day can occur on the surface of the sun. These energy surges can cause real problems down on Earth.
03:15
Strip the Cosmos
Why Solar Storms Are So Dangerous
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The dinosaurs died off after a massive asteroid strike with a billion times more energy than the atomic bombs dropped on Hiroshima. A team at NASA studies the impact to learn more.
03:53
Strip the Cosmos
Recreating Asteroid Strike That Killed Dinosaurs
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In February 2013, a stunning sight in the sky over Russia made international headlines. The light of an asteroid hurtling toward Earth was brighter than the sun.
02:51
Strip the Cosmos
60-Foot-Wide Asteroid Hurtles Toward Earth
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Scientists are studying Mars from every angle in preparation to send the first human astronauts to the Red Planet. Data from the Curiosity rover has proven invaluable.
03:12
Strip the Cosmos
Driving on the Surface of Mars
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Mars is home to Olympus Mons, the largest volcano in the solar system, which covers an area the size of Arizona.
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Strip the Cosmos
Inside Mars' Monster Volcanoes
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Saturn's tiny, frozen moon Enceladus could hold the secrets to extraterrestrial life.
03:20
Strip the Cosmos
Is There Life on Enceladus?
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Titan, the largest moon of Saturn, could be the most alien world in our solar system.
03:48
Strip the Cosmos
Titan, A 'Strangely Earthlike' World
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Built in 1914, the Panama Canal couldn’t handle today’s modern ships. Get a feel for the scope of one of the largest modern infrastructure projects as engineers overhaul the Canal.
01:04
Impossible Engineering
The Epic Engineering of the Panama Canal Overhaul
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The innovative Maglev train can move up to 431 kilometers/267 miles per hour using magnetic levitation.
06:11
Impossible Engineering
A Train that Levitates
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The Five-hundred-meter Aperture Spherical radio Telescope, or FAST, is a radio telescope located in the Dawodang depression in China.
01:45
Impossible Engineering
This is the Largest Radio Telescope in the World
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Sound mirrors helped Great Britain detect enemy aircraft during World War One.
03:07
Impossible Engineering
Sound Mirrors Can Detect Enemy Planes
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