Martin Harris

Martin Harris is a former science teacher and inventor who holds patents on optical devices used in cancer detection.

Martin Harris is a former science teacher and inventor who holds patents on optical devices used in cancer detection.

  • Why do diamonds sparkle?

    Was there ever a more lucrative line than "A diamond is forever"?

    Before World War II only 10% of engagement rings had diamonds. But in 1947 De Beers introduced the new tag line to it...

    January 29, 2015
  • Why the sperm whale has a huge head

    It's a massive organ used for echolocation.

    The profile of the sperm whale, Physeter macrocephalus, is unmistakeable. The creature’s huge, blunt head makes up at...

    October 13, 2014

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