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An activated B cell can produce up to 2,000 antibodies every second.
Kurzgesagt – In a NutshellHow The Immune System ACTUALLY Works – IMMUNE
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Albert Einstein’s happiest thought was realizing free fall feels identical to weightlessness deep in space.
VeritasiumWhat Everyone Gets Wrong About Gravity
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Light takes 8.7 hours to circle Stephenson 2-18 once. An Earth aircraft would need roughly 500 years.
Kurzgesagt – In a NutshellThe Largest Star in the Universe – Size Comparison
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Some plants put caffeine in nectar, making bees return through intoxication rather than lethal poisoning.
vlogbrothersCaffeine is Very, Very Strange...
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Fetal arm-movement asymmetry appears around 10 weeks after conception, before the brain connects to the limbs.
Quanta MagazineWhy Am I Left-Handed?
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An ant can be thrown from an airplane without serious harm. At its scale, falling is largely irrelevant.
Kurzgesagt – In a NutshellWhat Happens If We Throw an Elephant From a Skyscraper? Life & Size 1
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In 268 FBI cases from the 1970s through 1999, DNA review found 96% of hair-analysis conclusions were false.
VeritasiumWe've Been Using The Wrong Science In Court For 50 years
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Replace the Sun with an equally massive black hole and Earth’s orbit would largely stay the same, but Earth would freeze.
Kurzgesagt – In a NutshellBlack Holes Explained – From Birth to Death
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Privately owned Anna Creek is larger than Israel, yet about eight full-time employees manage roughly 10,000 cattle there.
RealLifeLoreWhy 95% of Australia is Empty
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People with rare mitochondrial diseases burned 180 extra calories daily and used 15% more energy, even during sleep.
Rachel NuwerMartin Picard’s Mitochondrial Theory of Mind

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