acid

Archive footage from 1964 of Royal Marine Commando volunteers filmed on a field exercise after taking LSD at Porton Down. It documents a British military drug trial.

Adam Ragusea explores why Hershey's chocolate tastes the way it does to many non-Americans, tracing it to butyric acid and Hershey's history, and why familiarity makes Americans love it. He compares it with British Cadbury.

Steve Mould explains homochirality: why biological molecules like sugars and amino acids come in only one handedness. He covers ideas about how this asymmetry might have arisen, touching on meteorite samples and RNA.

Huygens Optics experiments with etching tiny patterns in glass, covering hydrofluoric acid risks, buffered oxide etch, photoresist and chromium masks, and laser-induced etching. It ends with attempts at microscopic Tesla valves.

The opening track of Charanjit Singh's 1982 album Synthesizing: Ten Ragas To A Disco Beat, recorded in Bombay. It plays Indian raga forms on a Roland Jupiter-8, TB-303 and TR-808 over a disco beat.

Martin Kleppmann's Strange Loop talk on database transactions, covering why they were dropped by NoSQL, their reputation for being slow, and newer algorithms that make serializable transactions perform and scale. It touches on consistency, linearizability and the CAP theorem.

The official music video for Autechre's 'Gantz Graf', a dense, glitchy electronic track paired with abstract animated 3D visuals reportedly made by hand in 2002.

Phone footage of looting in the makeup aisle of a San Francisco CVS, with commentary that police did not show.

A short animation from the DNA Learning Center showing how mRNA carries a gene's message to the ribosome, where tRNA and codons are used to assemble amino acids into a protein.

Rhonda Patrick interviews Dr. Bill Harris, co-inventor of the Omega-3 Index and author of more than 300 papers on fatty acids. They cover EPA and DHA dosing, fish oil studies such as REDUCE-IT, and how omega-3 levels relate to health and longevity.

A SciShow episode in which Hank Green introduces five of the most dangerous chemicals, from lethal toxins to substances that explode on contact. It is an entertaining overview of extreme chemical hazards.

ACS Reactions investigates why Mexican Coke, supposedly cane sugar sweetened, tested as having glucose and fructose, explaining that sucrose breaks down in acidic soda.

A short clip of Leo Laporte interviewing Bill Atkinson about developing HyperCard, including his story that the idea came during an LSD experience.