Ecological coating for bananas

Plastic packaging in grocery stores protects fruits and vegetables from spoilage, but also creates significant amounts of waste. Together with the retailer Lidl Switzerland, Empa researchers have now developed a protective ...

E Ink isn't just for e-readers any more

E-readers may be passe, but you could soon see the black-and-white, easy-to-read screens that helped make them a big hit in a lot more places and products.

An artificial 'tongue' of gold to taste maple syrup

It's said that maple syrup is Quebec's liquid gold. Now scientists at Université de Montréal have found a way to use real gold—in the form of nanoparticles—to quickly find out how the syrup tastes.

What kind of seafood is morally ethical to eat?

Do you like cod, shrimp, salmon, crab or pollock (also known as fish sticks)? Of course you do. Do you shop at Walmart, Costco, Kroger or Albertsons for fish? Who doesn't? Do you eat at one of the more than 400,000 restaurants ...

Conspiracy theories on '15-minute cities' flourish

Urban planners are fending off abuse fuelled by conspiracy theories about their "15-minute city" regeneration projects which suspicious social media users claim are the road to "climate lockdowns".

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