mma

Westwood Studios co-founder Louis Castle talks about how pathfinding was solved in Command & Conquer: Tiberian Sun, in an Ars Technica War Stories episode. It also touches on other challenges in Westwood's RTS games.

Wildlife videographer Dani Connor Wild talks with Oscar-winning sound designer Mark Mangini about how her red squirrel recording became the desert mouse sound in Dune.

Persi Diaconis explains on Numberphile the mathematics of card shuffling, including why seven riffle shuffles are needed to randomize a deck and how different shuffles compare.

A Channel 4 News interview with technologist Jaron Lanier, who argues that social media damages people's lives. He discusses how Facebook, YouTube and Google use algorithms and data collection to shape what users see.

Brian Kernighan explains how grep came to be, written overnight by Ken Thompson, and how it got its name from the ed command g/re/p. He also covers the lineage from QED to ed that led to it.