
Into the Big Blue Heart: Ocean Currents
Jump in the flow of the East Australian Current with migrating humpback whales.

Jump in the flow of the East Australian Current with migrating humpback whales.

Creatures of North America: the Canada goose; the beaver.

Creatures of South America; a jaguar's jaws' ability to crush bone; Galapagos tortoise.

A cow's four-chambered stomach; a disorder that makes goats faint; horsepower.

Australia; the Great Barrier Reef; the Tasmanian devil; the koala.

Cats throughout the world; the saber-tooth tiger; cat senses; incredible feline facts.

Whales inspire new inventions that help people ride bicycles and surfboards better and faster.

Mother Nature revamps sports: roller-skating; working out; diving.

Robots' inventors look to nature to see how animals can help do things humans cannot.

Drones are all the rage and are doing things humans never imagined were possible.

Some of the world's strongest materials are naturally made, like the silk spiders use in their webs.

Products made for the NASA space program now make life better for people on the ground.

Breathtaking and dramatic images in the solar system and in galaxies beyond.

Why people explore outer space; the James Webb Space Telescope; settling Mars.

Deaths of massive stars cause supernovas, gamma ray bursts and black holes.

An examination of major solar storms and the largest solar thermal energy facility in the world.

The female cubs meet their future handler Tim at their new home, Bush Gardens in Tampa Bay, Florida.

The cubs will soon leave to become ambassadors; Sebastian behaves badly and starts biting.

The bat-eared fox pups struggle for survival; Cheetah Outreach founder Annie stops by to observe.

Emily takes the cubs on their first trip from the cub's house, a walk in the vineyards.