tea

  • Why do teapots dribble?

    The devilish mathematics of the “teapot effect” just got clearer.

    Nothing ruins a tea party more than dripping tea on a pretty tablecloth. You would think that it’s possible to pre...

    Physics November 10, 2021
  • What causes the oily film on black tea?

    Researchers take a closer look at the physics and chemist-tea.

    If you’re a black tea fan, you may have noticed the thin, oily film that sometimes forms on the top of the drink. Why...

    Chemistry September 8, 2021
  • Tea from a different kind of silver

    Sometimes you can put metal in the microwave.

    Tea aficionados will tell you that you should never heat the water in a microwave, because the resulting brew just do...

    Materials August 8, 2020
  • Tea drinkers may well live longer

    Chinese research suggests it’s a habit worth having.

    Tea is good for you, according to new research from – perhaps not surprisingly – China. Habitual consumption – defin...

    Health January 9, 2020