Sarah DeWeerdt

Orcas in Washington are creating grooming tools out of kelp stalks

The loss of whales has weakened the longest food chain on the planet

Taking responsibility for another’s young reveals the deep evolutionary roots of care.

It’s not just whales who were decimated, but the creatures who live where they fall.

Scientists can now study species in the deepest, darkest parts of the ocean.

The Navigator project centralizes data about marine protected areas—and places with lesser protections—from around the world.

Miles below the ocean’s surface, should the old rules still apply?

When sparks fly, new species follow.

The resurrection of glass sponge reefs proves extinction doesn’t have to be eternal.