Research roundup: 2,400-year-old clay puppets; this is your brain on Klingon

Also: testing the efficacy of WWI "dazzle" camouflage; how the male blue-lined octopus survives deadly mating ritual.

https://arstechnica.com/science/2025/03/research-roundup-2400-year-old-clay-puppets-this-is-your-brain-on-klingon/