WEIRD SCIENCE

Atmospheric water harvester takes out $1.5m XPrize

  Nick Lavars – Skysource/Skywater Alliance develops deployable machines that can harvest freshwater from the air (Credit: Skysource/Skywater Alliance). Two years ago, XPrize extended its list of pioneering technology competitions with a new contest aimed at the problem of global water security. After …

 

Ancient Egyptian pigment may find use on power-saving roofs

  Ben Coxworth – Egyptian blue is considered to be the world’s first synthetic pigment (Credit: Maugli/Depositphotos). Thousands of years ago, the ancient Egyptians created a blue pigment which they used in their depictions of gods and royalty. Derived from calcium copper silicate, the …