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  • U.K. Airbus plant converted into coronavirus ventilator factory

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  • Scientists trained rats to drive tiny cars. It could have huge implications for our mental health.

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  • First commercial drone home delivery service in U.S. takes flight

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  • Why leaves change color: the science of fall foliage

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  • Watch NASA astronauts make history in first all-female spacewalk

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  • NASA's new spacesuits designed to outperform those used in Apollo program

    03:41
  • She Can STEM Camp empowers young girls to reach for the stars

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  • A USGS survey found plastic in the Rocky Mountains' rainwater

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  • Chemistry Nobel goes to 3 scientists who developed the lithium-ion batteries

    03:02
  • Physics Nobel goes to 3 scientists who' 'forever changed our conceptions of the world'

    02:09
  • Paralyzed man walks with brain-controlled exoskeleton

    01:09
  • The Interspecies Internet wants to give the animal kingdom the power of communication

    02:09
  • A tectonic plate below the United States seems to be dying

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  • Watch Elon Musk unveil 'epic' new SpaceX Starship protoype

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  • Jupiter's strange, volcanic moon Io continues to surprise decades after discovery

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  • 'The Irishman': A digitally de-aged Robert De Niro shows us how far the tech has come

    02:37

How spell-check algorithms detect typos

02:18

In most of our modern-day communications, we have a built-in copy-editor: the spell checker. This handy little system lets us write with a bit more abandon, knowing our typos will be caught. And that spell-check safety net is powered by algorithms.