Science is taking to the streets as amateur and professional scientists conduct experiments and post their exploits online, competing with other backyard scientists to go bigger and bolder. Outrageous Acts of Science delves into this fascinating world.

Science is taking to the streets as amateur and professional scientists conduct experiments and post their exploits online, competing with other backyard scientists to go bigger and bolder. Outrageous Acts of Science delves into this fascinating world.

Science is taking to the streets as amateur and professional scientists conduct experiments and post their exploits online, competing with other backyard scientists to go bigger and bolder. Outrageous Acts of Science delves into this fascinating world.

Science is taking to the streets as amateur and professional scientists conduct experiments and post their exploits online, competing with other backyard scientists to go bigger and bolder. Outrageous Acts of Science delves into this fascinating world. Includes drone races, "Flight of the Quadrotor" segment, the #3 Epic Stunt.

Science is taking to the streets as amateur and professional scientists conduct experiments and post their exploits online, competing with other backyard scientists to go bigger and bolder. Outrageous Acts of Science delves into this fascinating world.

Season review.

Scientific destruction! Featuring anvil shooting, a man called Thundershin', MRI destruction, demolition fail and jumping out of a chopper without a parachute!

A super moonwalk, a tightrope stunt and a whistling walrus are featured. Also: A monk throws a needle through glass.

Train surfer; dog on a tight rope; skydiver walks from one plane to another.

High dive tragedy; tongue lamppost fail.

Gorilla walking like a man; indoor clouds; a man who chases volcanoes.

Self Experimentation! Featuring the world’s best speed eater, Rollerman, a bot fly in a girls head, the incredible broken arm and the Human powered helicopter!

The very best of OAS as voted for by you the viewer. We have put together your favourite clips from across all the OAS seasons so far!

A look at vertical diving taken to the extreme. Plus a man who has no fear of heights at all and crazy maneuvers made by a helicopter.

Electric man; a backwards car; a man who catches animals with animals.

Tallest bicycle in LA; hover platform; 3D printer powered by solar energy.

Triple BMX back flip; air-raid siren; propane tank submarine.

Inflatable snowmobile; trolley rocket; bedbug tattoos; car driven by an Ipod.

Featuring musical fruit and a shark balancer.

Scientists select the best clips from season 2.

The Web's most unbelievable videos! Can our team of experts spot the fakes? Features underwater BASE jumping and the world's most amazing pool trick shot.

A man pops wheelies with a car; a man is taped to a ceiling; BASE jumpers go to extremes.

A car that jumps rope; a Japanese robot that never loses "Rock Paper Scissors"; a one-wheeled motorbike; rocket boots.

A woman who lived through an avalanche; a man who can hold his breath for over 22 minutes; a daredevil who walks between two hot air balloons thousands of feet in the air.

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