hydrogen bomb

A short Reuters news clip showing declassified Russian footage of the 1961 Tsar Bomba, the largest nuclear weapon ever detonated. It shows the blast and the mushroom cloud.

A 2001 University of Miami experiment ignites a leak from a gasoline fuel line in one car and a leak from a hydrogen connector in another. The hydrogen fire burns out quickly while the gasoline fire consumes its car.

Real Engineering examines the efficiency of hydrogen as an energy carrier. It follows production, storage and fuel cell conversion losses and compares hydrogen cars with battery electric vehicles.

Engineering Explained examines Toyota's hydrogen-burning V8 engine built with Yamaha and explains the practical problems of hydrogen combustion vehicles. It covers efficiency, storage and distribution issues.

Sabine Hossenfelder explains why hydrogen is a poor answer for decarbonization, covering how most hydrogen comes from fossil fuels, the efficiency losses of green hydrogen and reliance on rare metals in fuel cells.

Engineering Explained examines BMW's Hydrogen 7, a V12 that burns liquid hydrogen or gasoline. He covers cryogenic storage at -253C and why the approach is impractical.

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.

Physics Girl compares hydrogen fuel cell cars and battery electric cars after driving 1800 miles in a Toyota Mirai. The video was part of a series sponsored by Toyota.

A very long video essay by Shaun on the decisions and motivations behind the atomic bombings of Hiroshima and Nagasaki, with a detailed timeline and argument that they were not militarily necessary.

Sean Hodgins shows the build of the Arduino-based glitter bomb package-theft trap he made with Mark Rober, covering the electronics and the problems that came up. The code and schematics are on GitHub.

Mark Rober's holiday video features the near-final version of his glitter bomb package, built to deter thieves. It is part of his series of elaborate revenge traps against porch pirates and car thieves.

Harvard Belfer Center lecture by Matthew Bunn explaining how nuclear bombs work, including fission and fusion weapons and which parts of bomb-making are hard. It is part 1 of 2 in the Nuclear 101 series.

Mark Rober builds a glitter-bomb booby-trapped package to take revenge on porch pirates, filming the thieves' reactions. Some reactions were later acknowledged as partially staged.

Mark Rober and collaborators build glitter bomb traps and other pranks to fight phone scam call centers, and share evidence about the operations.

Mark Rober sets up elaborate glitter-bomb traps to go after phone scammers, working his way up their chain of command, and ends with a scammer being arrested. He also points viewers to fraud-reporting resources and to scambaiter Jim Browning's investigation.

Mark Rober spends eleven months building and testing a glitter bomb package with GPS and cameras to get back at porch pirates who steal parcels.

Mark Rober builds a third-generation glitter bomb trap and films it catching package thieves, with phone trackers and fart spray included. It shows the engineering behind the build and the comic payoff.

Press conference footage in which the suspects in the 2007 Boston Mooninite bomb scare answer questions about 1960s and 1970s hairstyles.

A short CNN news segment reporting that the FBI is looking at a phone call between Tamerlan Tsarnaev's widow and her husband after his photos were released. It is brief 2013 coverage of the Boston bombing investigation.

hbomberguy investigates the modern flat earth movement and why people come to believe it. The video treats the community with a measured, humorous tone and looks at the social causes behind the belief.

Dave Jones of EEVblog tears down a Kollsman MD-1 Automatic Astro Compass, a mechanical analog computer from a B-52 bomber. It is part of a star-tracker inertial navigation system that computes altitude and azimuth.

Kurzgesagt explains the black hole bomb and how far-future civilizations might extract energy from spinning black holes, including Dyson-sphere-style ideas.

Fully Charged's first of three reports from the Orkney Islands, covering the Surf 'n' Turf project that uses surplus wind and tidal power for hydrogen and electric vehicles.

A short clip of John McCain, asked about Iran, singing 'Bomb bomb bomb, bomb bomb Iran' to the tune of the Beach Boys' Barbara Ann.

A one-minute clip of Donald Trump at a 2015 Iowa event saying he would bomb ISIS. The uploader's description is openly supportive.

A one-minute clip of John McCain singing 'Bomb bomb Iran' to the tune of a Beach Boys song at a 2007 campaign event.

Numberphile's Dr James Grime explains the flaw in the Enigma machine, namely that a letter could never be encrypted to itself, and how that helped the Allies break the code. It touches on the Bombe and Alan Turing.

DW Documentary on the roughly 6,300 ships sunk in World War II that are now rusting and leaking oil into the seas. Scientists investigate contamination and the risk of a huge oil spill.

A short clip showing how the Soviet Union used a nuclear explosion to extinguish a blown-out, burning gas well.

A short 2019 montage of news clips about the Trump-Russia investigation, with the title ending in 'no collusion'. The channel gives no description.

hbomberguy's long video dissects the anti-vaccine movement, analyzing Andrew Wakefield's fraudulent MMR-autism study, the media's role and Wakefield's loss of his license. It combines detailed research with humor.

hbomberguy examines whether a product can be truly progressive, looking at brands that adopt social causes in their marketing, with the Gillette ad as a prompt. It argues the behavior is driven by profit, not politics.

Giant Bomb interviews John Carmack at E3 2012 about his virtual reality head-mounted display prototype. He demos it and talks about latency, depth and focus problems in VR.

A nearly four-hour video essay by hbomberguy on plagiarism on YouTube, centered on specific creators who copied other people's work. It examines what plagiarism is and how it went unaddressed.

A very long, detailed look at the A4/V2 rocket turbopump, the steam-turbine-driven twin propellant pump system. It covers the peroxide and permanganate catalysis that drives the turbine. This is part 1 of a series on V2 components.

Veritasium tells how Kodak film was fogged by radioactive fallout from the first atomic tests, letting the company detect nuclear testing before anyone announced it. The video also covers the deal to keep it quiet and how fallout contaminated packaging.

Robert Bussard's 2006 Google Tech Talk on inertial electrostatic confinement fusion, a compact approach he argued could be cheap and clean, using boron-hydrogen fuel without neutron radiation. It runs about 93 minutes and covers the physics, funding history and his proposed development path.

Last Day of War is an award-winning CGI animated short by Dima Fedotov in which automated machines keep following orders and prepare a bomber after all humans are dead.

Thunderf00t presents high-speed camera footage of alkali metals such as sodium and NaK reacting with water. The footage shows that the explosion is not caused by hydrogen ignition, as the usual explanation says. It is a Coulomb explosion driven by electrons leaving the metal.

Soup Emporium's deep dive argues that Yellowstone is not a ticking timebomb. It goes through uplift and subsidence, earthquakes and what the caldera really is, to rebut supervolcano doom claims.