Believe this was featured in a paper that recently used trig to prove the Pythagorean theorem (previously thought to be a circular definition). I think some highschoolers cracked it as part of a mathematics challenge or something.
Believe this was featured in a paper that recently used trig to prove the Pythagorean theorem (previously thought to be a circular definition). I think some highschoolers cracked it as part of a mathematics challenge or something.
https://hackaday.com/2025/09/17/when-is-your-pyrex-not-the-pyrex-you-expect/
Basically pyrex spun out of Corning Glass, enshitified and use soda lime glass (shit) while Corning retained PYREX which is still high quality borosilicate glassware (often with a blueish tint).