zx spectrum

A recording from real hardware of Tim Follin's multichannel 1-bit music for Agent X on the ZX Spectrum. It shows several voices coaxed out of the single-bit beeper.

Micro Men is a 2009 BBC comic drama about the early 1980s British home computer boom. It follows the rivalry between Clive Sinclair and Acorn founder Chris Curry over the BBC Micro contract and the ZX Spectrum.

James Houston's entry to Radiohead's Nude remix contest, performing the 6/8, 63bpm song on obsolete hardware such as hard drives, a dot matrix printer, a scanner and a ZX Spectrum.

Cheng Lou's react-europe 2016 talk lays out a mental framework for thinking about abstraction levels in JavaScript tooling, from Angular and Grunt to Webpack and React. It uses that framework to reason about the cost of abstractions and how to choose between competing solutions.

ElectroBOOM examines whether 5G and other electromagnetic waves can harm people, explaining the EM spectrum and the difference between ionizing and non-ionizing radiation. It includes experiments and measurements in his usual humorous style.

A YouTuber explores the Chernobyl zone in 2013, takes a gamma spectrum of a hot reactor fuel fragment, and jokes about a radioactive ant bite. It is a hands-on amateur look at radiation in the exclusion zone.

A two-minute sine tone sweeping exponentially from 20 Hz to 20 kHz, covering the human hearing range at constant acoustic pressure.

IEEE Spectrum interviews Samsung display researcher Johan Feenstra on how electrowetting displays work. He explains why they can match LCD capability while being about three times more efficient.

An IEEE Spectrum compilation of humanoid robots falling over during the 2015 DARPA Robotics Challenge Finals.

A short IEEE Spectrum clip of Stanford's autonomous car Junior learning to powerslide into a parking spot. It shows several approaches to the maneuver.

Part 2 of the IROS 2011 keynote by Sebastian Thrun and Chris Urmson on Google's self-driving car. It shows how the car perceives its surroundings with a lidar point cloud and recognizes traffic lights and pedestrians. The audio is poor because it was recorded on a pocket camcorder.

An old lab video of a decerebrate cat walking on a treadmill and shifting between gait patterns as the speed changes. It is used to illustrate that much locomotion control comes from the spinal cord and body mechanics rather than the brain.

Dr. Roger Seheult of MedCram reviews the benefits of sunlight beyond vitamin D, covering the solar spectrum, circadian rhythm, melatonin and infrared light. The lecture runs nearly two hours with timestamps.

Heidi Howard's Reactive Summit 2018 talk on generalizing Paxos by weakening its original requirements. She shows Paxos is one point on a broad spectrum of consensus approaches.

Psychologist Jonathan Haidt presents his moral foundations research in a TED talk. He argues that liberals and conservatives weigh a different set of moral values, which helps explain political divides.

Jon Ronson, author of The Psychopath Test, gives a TED talk on the blurry line between sane and crazy and on psychopathy as a spectrum, with stories of how the label gets applied.

Part two of EEVblog's visit to the NASA/CSIRO Canberra Deep Space Communication Complex, showing the control room and how operators contact Voyager 2. It includes live data and spectrum displays.

An excerpt from Russell Barkley's lecture on ADHD, focusing on inhibition, impulsivity and emotional regulation. It explains ADHD as a problem of response inhibition and emotional impulsivity.