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286 Results From "marine mammal"

two sperm whales sleeping vertically

Sperm whales blow bubbles to help them nap

By Margherita Bassi

Dolphin mother and calf in the ocean

Dolphins learn how to use tools to hunt for fish from their mothers

By Alexis Levengood / The Conversation

a small blue-colored penguin called a little penguin swims in the ocean

Turtles and penguins have a swimming sweet spot that reduces drag

By Laura Baisas

a great white shark biting an orange test fabric

Shark bite-resistant wetsuits could save lives

By Laura Baisas

Beluga Whale or White Whale, delphinapterus leucas, Adult

Russian ‘spy whale’ was actually an aquatic guard turned ‘hooligan’

Ontocetus posti has post-canine teeth, a larger lower canine, and a fused and short mandibular symphysis.

New species of extinct walrus discovered

By Laura Baisas

An orca swims next to a shark with a visible wound. Image by Marco Villegas.

Orcas are hunting young great white sharks for their livers

an aerial view of a humpback whale spinning in a circle with nets made out of bubbles

Humpbacks are the only whales that can feed with bubble nets

By Laura Baisas

24 new species of deep sea organisms. they are small and resemble shrimp

New crustacean named after its unique butt

By Laura Baisas

a dolphin rides on the bow wave in front of a humpback whale

Dolphin follows a whale all the way to the seafloor

By Laura Baisas

several white circles surround a humpback whale with an open mouth

Humpback whales use bubble-nets as ‘tools’

By Laura Baisas

killerwhale swimming at the surface

With sea ice melting, killer whales are moving into the Arctic

By Ed Struzik / Yale Environment 360

a whale's tail as it goes into the water

Decoding the fingerprint of a humpback whale

By Avery Schluyer Nunn

a vet examining a seagull wrapped in a towel with a fishing bobber stuck in its mouth

Seagull survives swallowing a giant fish hook–thanks to local vets

By Laura Baisas

a pod of white beluga whales swimming off the coast of Alaska

Endangered Species

The swinging sex lives of Alaska’s beluga whales

By Laura Baisas

To find out the age of dolphins, ask their poop

To find out the age of dolphins, ask their poop

By Jason Bittel / Hakai Magazine

a whale surfaces next to a large fishing trawler

Whales need krill to survive. We want it for supplements.

By Laura Baisas

Sperm whales swimming in clear water

Sperm whales use vowels like humans, new study finds

By Laura Baisas

an baby orca surfaces behind its mother

Baby orca is a descendent of a whale almost sold to SeaWorld in 1976

By Laura Baisas

an otter eating while floating on its back

Female sea otters use tools more than males

By Laura Baisas

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large brown bear with broken jaw

Big boy Chunk returns ahead of Fat Bear Week 2026

By Popular Science Team

Concept art of big bang showing explosion in space-time grid launch galaxies out into the universe

Particle Physics

68% of physicists don’t think the time started at the big bang

Raccoon in tree looking at camera

It’s almost time to airdrop rabies vaccines again

WWII bomb on sand

World War II shell detonated on British Coast

By Margherita Bassi