Interesting Engineering on MSN

China’s ‘soggy sand’ breakthrough helps zinc water batteries reach 1,700 cycles at 284°F

Researchers attained a major breakthrough in water-based batteries using a multiphase aqueous soggy sand electrolyte.
Food

‘A major milestone for the food industry …’ FDA approves Sensient’s ‘exceptionally heat-stable’ natural blue food color from butterfly pea flower

The FDA has approved an aqueous extract of the blue petals of butterfly pea flower (Clitoria ternatea) – a plant native to Southeast Asia – as a color additive exempt from certification following a ...