SciShow Tangents

Inventions

Feb 4, 2025
They debate what counts as an invention versus a discovery and unpack patent criteria like novelty and non-obviousness. A lively quiz explores whether famous innovations were accidental or intentional. Strange historical inventions get spotlighted, from pacemaker mistakes and the first snow globe to bat bombs, pigeon vests, and chicken eyeglasses. The show also surveys ahead-of-their-time technologies and quirky prototypes.
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INSIGHT

Legal Patent Criteria Are Fraught

  • An invention is typically defined legally as novel, useful, and non-obvious.
  • Ceri Riley emphasizes the tension that 'useful' is contested in patent law and can favor competitive hoarding over societal benefit.
INSIGHT

Patents Can Promote Competitive Hoarding

  • Patent systems often reward incremental tech one-upmanship and exclusion rather than broad social usefulness.
  • Ceri contrasts tech-company patent hoarding with communal practices like bakers freely sharing recipes.
ANECDOTE

Pacemaker Came From A Misread Resistor

  • Wilson miswired a heartbeat recorder in 1956 and produced pulses that mimicked a heart rhythm.
  • That accidental result led to an implantable pacemaker tested in dogs in 1958 and used in humans by 1960.
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