• 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
  • The heat we fear may already be here

    Study tracks pattern of wet-bulb extremes.

    Heat and humidity beyond what the human body can tolerate is emerging ahead of projections, a new study suggests. ...

    Climate May 11, 2020
  • Cool roofs reduce urban heat; green ones, not so much

    UK study finds low-tech colour fix pays big dividends during hot days. Jeff Glorfeld reports.

    Creating light-coloured, reflective “cool roofs” in urban areas could bring down temperatures in cities and save live...

    Climate April 9, 2019
  • The physics of perfect pizza

    Why pizzas cooked in electric ovens never taste quite right.

    A Russian physicist living in Rome has analysed pizza-making and found why wood ovens are superior to electric ones: ...

    Physics July 5, 2018
  • Understanding killer heat

    As Australia experiences a summer heatwave, many people may be at risk of death. David Shearman, ...

    Our climate is becoming hotter. This is our reality. Extreme heat is already responsible for hundreds of deaths every...

    Climate February 9, 2018
  • Schrödinger’s fridge

    Temporarily turning thermodynamics on its head.

    Heat flows from hot things to cold things. That’s common sense. It’s also one way to state the second law of thermody...

    Physics October 9, 2017
  • Aussie scientists set new solar thermal record

    One solar concentrator dish could power a whole street of houses.

    Scientists from the Australian National University in Canberra have just set a new world record for the efficiency of...

    Technology August 21, 2016
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