Bobsled | Science of the Winter Olympics

Picked one by one from a mixed channel. Transcript check: Explains the physics and materials science behind Olympic bobsled design and performance.. Channel rule: Include only plainly titled videos that explain a specific scientific concept, mechanism or research finding on camera (e.g. Science Nation segments, 'How X Works' and EXPLAINED explainers, plainly titled researcher podcasts). Exclude hype or question-hook titles, career and PR features, inspirational montages, sports tie-ins and behind-the-scenes pieces.