Grapes are 'edible sunscreen' according to a new study

A study says nature's candy can be a valuable supplement to sunblock.

Credit: Rajesh Rajput/Unsplash
  • The skin of study participants who consumed lots of grapes developed an increased resistance to UV light.
  • Grapes contain polyphenols, good stuff for repairing skin and fighting inflammation.
  • After their grape adventure, biopsies revealed less skin-cell damage from UV light.
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This is why microwaved grapes produce flashes of plasma

A parlor-trick mystery explained at last.

  • Two grape halves heated in a microwave produce light-emitting ionized gas, or plasma.
  • The grapes collect and trap microwaves whose energy eventually bursts outward.
  • The discovery could lead to passive microwave antennas.
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