Sperm whales sleeping, and possibly dreaming, is an unusual sight to see.
Diver Pulls a Giant Fishhook Out of Lemon Shark
We hope all divers are as helpful as this one who removed a huge hook from a lemon shark's belly.
South African Humpback Whale Party
Huge groups of humpback whales are being seen in South Africa - something only seen in recent years.
The diving in Raja Ampat, Indonesia is world-class, sustainable and — perhaps surprisingly — can be quite affordable.
Getting someone’s attention underwater is a crucial safety skill. Here’s a roundup of the most common underwater signaling for scuba divers.
Interested in decompression diving? Here’s what you need to know to get started and what you can expect once you try it.