Sharks’ teeth come in different sizes and shapes to suit their variety of lifestyles ... Could a megalodon live in the Mariana Trench? It’s 10,984 metres from the ocean surface to the bottom of ...

The expedition is the first of five planned this season. It will probe the depths of the Mariana Trench—the deepest oceanic trench on Earth—using remotely operated and autonomous vehicles to ...

From two layers of rubberized fabric to a suit with a hatch in the back like a fridge door - read our timeline story about what types of protective garments Russians have used throughout all these ...

Sneak peek at upcoming San Diego community events street fairs, festivals, concerts, performances, art shows, ...