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283 Results From "marine mammal "

autonomous Mayflower cruising at sea

A modern AI-powered Mayflower just crossed the Atlantic

By Charlotte Hu

Offshore wind farm with sunset and person on paddleboard.

Minimizing offshore wind’s impact on nature is tricky, but not impossible

By Anuradha Varanasi

a big cat with flamingo in its mouth dead

13 riveting images from the 2025 Wildlife Photographer of the Year awards

By Popular Science Team

diver take a photo video upon colorful coral kapoposang indonesia scuba diving

Why ocean researchers want to create a global library of undersea sounds

By Charlotte Hu

a close-up of an octopus eye

Why counting octopus ‘rings’ is crucial

By Laura Baisas

the moment a jaguar delivers a fatal bite to the head of a caiman in a muddy river.

11 unforgettable scenes from the Wildlife Photographer of the Year awards

By Popular Science Team

A yellow salamander with a brown stripe on its back sits on a green leaf.

Endangered Species

Why small, scary, and ‘non-charismatic’ lost species are harder to rediscover

By Laura Baisas

A photo of a humpback whale and her calf.

Boat noise is driving humpback whale moms into deep, dangerous water

By Marina Wang / Hakai Magazine

Reconstruction of Hupehsuchus about to engulf a shoal of shrimp. The ancient lizard widely opens its skinny snout and large mouth to swallow a large ball of shrimp.

The planet’s first filter feeder could be this extinct marine reptile

By Laura Baisas

A side view of a great white shark. Regional endothermy in fish has been seen in apex predators like the great white sharks or giant tuna.

Megalodon’s warm-blooded relatives are still circling the oceans today

By Laura Baisas

four orange candles are in a row with a black background

How to use candles and incense sustainably

A tidal stream energy generator called the O2, made by Orbital Marine Power Ltd, extracts energy from the tides off the coast of Scotland and feeds it into the electric grid.

Testing the waters: Scotland surges ahead on ocean Power

By Dan Falk / Undark

Oysters can’t sleep—and your lights might be the cause

Oysters can’t sleep—and your lights might be the cause

By Hannah Seo/Hakai Magazine

A banded sea snake swimming freely

Some sea snakes may not be colorblind after all

By Laura Baisas

A sea otter resting in a kelp bed in Monterey Bay, California.

Sea otters can help conserve vital kelp forests

By Laura Baisas

Wildlife officials are taking radical steps to save Florida’s starving manatees

Wildlife officials are taking radical steps to save Florida’s starving manatees

An artist's rendition of the Perucetus colossus.

This giant sea cow-like whale may have been the heaviest creature to ever live on Earth

By Sara Kiley Watson

A single humpback whale calf swimming in the waters off of French Polynesia.

We finally know how baleen whales make noise

By Laura Baisas

What does sleep mean for animals?

What does sleep mean for animals?

By Carolyn Wilke/Knowable Magazine

An artist's illustration of a megalogon, which went extinct 3.6 million years ago and are believed to have grown to lengths of 50 feet.

Megalodons were likely warm-blooded, despite being stone-cold killers

By Laura Baisas

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a bald eagle on a nest

Jackie the bald eagle’s blood values drop again, still in critical condition

By Laura Baisas

NASA’s Voyager 2 spacecraft, depicted in this artist’s concept, has enough power to continue operating three science instruments in interstellar space longer than anticipated thanks to some clever engineering by the mission team.

NASA successfully gives Voyager 2 another year of life

a baby sea turtle in the sand

What to do if you find a baby turtle

By Margherita Bassi

Close up of ancient Roman stone tablet inscribed with tax corruption decree

In ancient Rome, tax fraud was punishable by death