Deep Sea

Crimson sockeye salmon filling a river as a grizzly bear faces a bald eagle on a mossy Alaskan riverbank

Sockeye Salmon Run: How Dying Fish Feed Entire Forests

Two ancient archaeocete whales swimming through prehistoric ocean with dappled light filtering down

Australia’s Beaches Are Hiding 5-Million-Year-Old Secrets

Two seahorses in mirror-image courtship pose, one coral-orange one steel-blue, on sandy seabed

Seahorse Courtship: The Synchronized Color Dance at Dawn

Virginia opossum frozen still on a dark misty forest trail at night

Tonic Immobility: The Freeze Response That Saves Lives

Passenger raising champagne flute on New Year's Eve flight crossing the International Date Line

How Cathay Pacific Flight CX880 Landed Before It Left

Fraying natural-fiber fishing net suspended underwater above rocky algae-covered seabed

Biodegradable Fishing Nets That Dissolve to Save Oceans

Young dolphin calf swimming close beside its mother in open ocean waters

Dolphin Calves Recognize Their Mother’s Voice at Birth

Scuba diver explores ancient submerged stone pathway stretching into blue Adriatic depths

Ancient Underwater Wall Found Off Croatia’s Coast

Father and two young children standing solemnly on a sandy Florida riverbank under dramatic clouds

7-Year-Old’s Heroic Mile Swim Saves Family on St. Johns River

Humpback whale breaching at golden hour with volcanic peak and tropical coastline behind

The Humpback Whale That Crossed Two Oceans Alone