You may have heard how sounds travel farther during a temperature inversion, when air near the ground is cooler than the air above. But do you know how this phenomenon is related to the 1947 UFO crash in Roswell, New Mexico? [more inside]
This is The Big Picture, an official television report of the United States Army, produced for the armed forces and the American people. Now to show you part of The Big Picture here is Master Sargent Stuart Queen
The series consists of ~822 documentaries produced by the United States Army Signal Corps Army Pictorial Service from 1951 to 1971 to educate both soldiers in uniform and the American public about military concerns as well as things like historical battles, world geography, famous soldiers, the latest weapons, space exploration, strategic objectives, peaceful initiatives, and the life of a soldier. Being a product of the Federal Government it belongs to the the American people, and is thus freely available to all to copy and distribute. Most can now be viewed on archive.org[more inside]
Command and Control is a new book by Eric Schlosser about nuclear weapons mishaps, with a focus on the Damascus Accident. You can read an excerpt at Mother Jones, an op-ed adapted from the text at Politico, or a different op-ed at The Guardian. The book has been positively reviewed by The New York Times and Publishers Weekly. Schlosser has been interviewed by Steve Roberts on The Diane Rehm Show, Amy Goodman, Michael Mechanic at Mother Jones, and Ryan Devereaux at Rolling Stone.
Operation Delirium. "The military’s secret Cold War experiment to fight enemies with clouds of psychochemicals. Decades after a risky Cold War experiment, a scientist lives with secrets." [Via]
From the mid 40s to the mid 50s Coronet Instructional Films were always ready to provide social guidance for teenagers on subjects as diverse as dating, popularity, preparing for being drafted, and shyness, as well as to children on following the law, the value of quietness in school, and appreciating our parents. They also provided education on topics such as the connection between attitudes and health, what kind of people live in America, how to keep a job, supervising women workers, the nature of capitalism, and the plantation System in Southern life. Inside is an annotated collection of all 86 of the complete Coronet films in the Prelinger Archives as well as a few more. Its not like you had work to do or anything right? [more inside]
The B53 wasn’t just any old megabomb. It was the first bunker buster. U.S. nuclear doctrine called for it to be delivered over suspected underground Soviet command-and-control facilities. The dumb bomb wouldn’t destroy them so much as it would destroy everything remotely near it, leaving — literally — a smoldering crater. That was the U.S. plan for “victory” in a nuclear war right up until the implosion of the Soviet Empire. (related) [more inside]
UVB-76 is a Russian short wave station that has enthralled and mystified enthusiasts for decades.
The Korean DMZ (pdf) / PLZ has been a hot tourist attraction for years, featuring must-see sites like the Third Infiltration Tunnel, Dora Observatory, the Dora Mountain Train Station, the Freedom Bridge and the Imjingak Tourist Site, complete with its statue of Harry Truman. And now, South Korea's border with North Korea -- the most heavily militarized border on Earth, -- will be patrolled by killer robots. [more inside]
Samuel Phillip Huntington, best known for his work "Clash of Civilizations," died on December 24. Previously on the blue (here, here, here, and here)