The fish kick may be the fastest subsurface swim stroke yet (2015)
(news.ycombinator.com)
271.
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Mechanical Watch: Exploded View
(news.ycombinator.com)
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Oklo, the Earth's Two-billion-year-old only Known Natural Nuclear Reactor (2018)
(news.ycombinator.com)
278.
Oklo, the Earth's Two-billion-year-old only Known Natural Nuclear Reactor
(news.ycombinator.com)
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Study: Cuttlefish adapt camouflage displays when hunting prey
(arstechnica.com)