Salman Khan recently left his fans worried by talking about his health issues that impacted his nervous system. Find out more ...

Sharks can navigate via Earth's magnetic field, study confirms for the first time. Scientists have long suspected the fish can travel by sensing the magnetic field, but no one knew how—until now.

Jaws' scared us stiff. Science is setting the record straight. What 50 years of research reveals about the ocean's most misunderstood apex predator.