Sharks are the most feared predators in the sea, and their survival hinges on fearsome teeth that regrow throughout their lives. But changes in the ocean's chemistry could put those weapons at risk.

Add Yahoo as a preferred source to see more of our stories on Google. Researchers in China have made a breakthrough that tackles two of the world's major problems at the same time. According to ...

Experts say the ocean could help absorb carbon dioxide, but today’s technologies are too uncertain to be scaled up safely. New findings released during COP30 highlight the risks of rushing into marine ...

UC San Diego’s Scripps Institution of Oceanography will identify the most pressing issues affecting the ocean at the 30th Conference of the Parties (COP30), the United Nations-convened annual meeting ...

Shark teeth are "highly developed weapons built for cutting flesh" Sharks are the most feared predators in the sea, and their survival hinges on fearsome teeth that regrow throughout their lives. But ...