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Digital Subscriptions > Newsweek International > 25th March 2016 > CACTUS MAKES PERFECT

CACTUS MAKES PERFECT

The same properties that help desert plants survive droughts can clear water sources of pollutants
WET WORK:The guts of the prickly pear have an agent that works as a natural dispersant, much like dishwashing detergent.
DAJ/AMANA IMAGES/GETTY

GOOD SCIENCE

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What If He Wins? As president, would Donald Trump be a fascist? A reformer? A savior? A buffoon? Probably a bit of all that, but much closer to Jimmy Carter than Adolf Hitler, Newsweek asks the question!