Over the last century, the rapid increase of carbon dioxide concentrations in our atmosphere thanks to the combustion of fossil fuels has led to an observed increase in acidity and surface temperature ...

Scientists have discovered that growing evidence of ocean warming might actually make shark’s teeth more durable. This is a sand tiger shark photographed in North Carolina. NC Aquarium on Roanoke ...

Sharks are more formidable and mysterious than we imagined. Scientists have found evidence the warming ocean might actually make their notoriously deadly teeth more durable. The study, published Jan.