At the forefront of hit movies like “Jaws,” “47 Meters Down” and “Sharknado,” sharks are often represented as fearsome, dangerous creatures — despite posing a statistically low risk to humans.

For centuries scientists have imagined megalodon as an oversized great white shark. But would another shark provide a better ...

Dun dun. Dun dun. Dun dun dun dun. Dun dun dun dun… That shudder-inducing sound you hear isn’t the ominous chords of John ...