Did these sperm whales just protect a diver from a curious (but deadly) oceanic white tip shark? The diver certainly believes so.

A professional kiteboarder came across a whale mom and calf in a “one-in-a-million” encounter—a “pure stoke” moment he’ll never forget.

A photographer filmed a tiger shark and a massive sperm whale. Here’s why he says it’s the craziest encounter he’s ever seen.

A paddleboarding adventure in Antarctica became even more memorable for a group of tourists when, suddenly, humpback whales surrounded them.

You think YOU’d be excited to see some humpback whales show off their bubble-net feeding method? These women were beyond stoked. Watch here.

Whale watchers got a rare treat this week when they saw a minke whale breaching off the shore of San Diego, California. Watch it here.

An incredible underwater video shows a humpback whale chasing some dolphins, proving these huge whales have both speed and agility.

Some friendly belugas came up to and bumped a woman’s sea kayak in the Canadian Arctic. Her joy is absolutely infectious.

A viral video shows a man swimming alongside a blue whale. It’s breathtaking. So much so that some people question if it’s even real.

A humpback whale showed up to the Olympic surfing competition and gave a gold-medal performance. Watch it here.