Scientists Pinpoint How Ocean Acidification Weakens Coral Skeletons

The rising acidity of the oceans threatens coral reefs by making it harder for corals to build their skeletons. A new study identifies the details of how ocean acidification affects coral skeletons, allowing scientists to predict more precisely where corals will be more vulnerable.

Life’s a beach: Cannes ships in sand for film festival

Every year the French Riviera town of Cannes rolls out the red carpet to A-list celebrities at the world’s most glamorous film festival. Now it wants to roll out a bigger beach too. The Mediterranean resort is shipping in 80,000 cubic meters of white sand – enough to fill 32 Olympic swimming pools – to widen the beach along a 1.4 kilometer (0.9 mile) stretch of seafront.