structural testing

A short video of a Boeing 777 wing being tested to destruction, finally breaking at 154 percent of its designed limit load. The wing is flexed upward until it fails.

A doctor from Medlife Crisis explains in under three minutes why even a rich patient should not simply order every medical test, touching on pre-test probability and Bayesian reasoning. False positives make blanket testing counterproductive.

A one-minute clip from Insider showing an Airbus airliner's wings flexing far more than most people expect during a wing load test. It is meant to reassure nervous flyers about turbulence.

A short news clip of a test in which a Tesla hits a child-sized dummy while a car equipped with Luminar's lidar stops in time.

A three-minute Emacs Rocks screencast by Magnar Sveen demonstrating paredit, which edits Lisp code structurally as a tree of s-expressions rather than characters.

Archival 1978 Sandia footage testing shipping containers for spent nuclear fuel, including trucks ramming walls, a locomotive hitting a truck-borne cask and a rocket-propelled train crash, plus a fire test.

Short footage from a NASA space suit test in which a technician is exposed to near-vacuum after an accidental depressurization. It shows the instantaneous effects on a human body.

A one-minute clip of an Atlas Agena rocket losing pressure on the pad and collapsing. The Atlas relied on tank pressurization for structural integrity, so a simple failure tore it apart.

Tourist footage of the 660-ton tuned mass damper in Taipei 101 swaying during tremors from the 2008 Sichuan earthquake. The damper hangs from the 92nd floor.

Numberphile with Tadashi Tokieda on the Trinity Hall Prime, a prime number whose digits form a picture of the college's coat of arms, left as a gift by a departing mathematician.

Additional camera angles of the 1988 Sandia National Laboratories rocket-sled test in which an F-4 Phantom was crashed at about 500 mph into a block of reinforced concrete. The footage shows the aircraft disintegrating against the wall.

The UK DVSA's one-minute guide to the hazard perception part of the driving theory test, covering when to click and how to score well.

Toyota's short promo clip showing a Mirai carbon-fiber hydrogen tank shot with a .50 caliber round at point blank range. The bullet pierces the tank, which does not burst, and the gas simply escapes and disperses.

A short clip from Swedish magazine Teknikens Värld showing the 2016 Toyota Hilux nearly tipping over during the evasive-maneuver moose test.

A short 2001 Tom's Hardware clip that runs Quake 3 on several popular CPU and motherboard combinations of the era, then removes the CPU cooler to see which chips survive. It shows how different processors handle losing their heatsink or fan.

A silent PLOS ONE video of New Caledonian crows solving Aesop's Fable puzzles by dropping objects to raise water and reach food. It shows example trials from experiments testing causal understanding of water displacement.

Oracle Red Bull Racing follows a single front suspension bolt through its life, from sketch and drawing through machining, testing, assembly and racing.

A short excerpt of Noam Chomsky telling a BBC journalist that he does not accuse him of self-censorship. He argues that people who believed differently would not have been hired into that position.

Short British Pathe newsreel footage of the 1940 collapse of the Tacoma Narrows Bridge as it twisted and swayed in the wind. The only casualty was a dog left in a stalled car.

A one-minute National Geographic clip of researchers Terry Hunt and Carl Lipo testing a theory that Easter Islanders used ropes to rock the moai statues upright to walk them to their platforms.