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This is bad, but it would be a lot worse without the ozone layer. garth.kennedy/Flickr

How does the ozone layer protect Earth from radiation?

SAVING THE OZONE: Part three in our series exploring on the Montreal Protocol on Substances that Deplete the Ozone Layer – dubbed “the world’s most successful environmental agreement” – explains why we…
Cotton coated with the superhydrophobic material repels a drop of water. Deakin University

Keeping clean easier with water-repellent coating

A new coating for cotton that is 1½ times more water-repellent than Teflon can survive for dozens of machine washes, say…

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