Topic: nature

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The science of milk

Milk is poured into cereal. We might want milk for our cookies or hot chocolate. We can use milk to bake. It's usually in our cheeses, butters, and ice creams. Milk is often the first thing we drink as newborn babies....

How smart is a spitting archerfish?

Watch how the archerfish hunts for its food and you'll see how it got its name. With accurate aim, its mouth can shoot a tiny jet of water at insects and other prey located above the water's surface and as far as six ...

How Does it Grow? Raspberries

Raspberries are delicious and delicate! They grow on brambles, prickly shrubs that grow from roots that can live for 20 years. Their pollinated flowers transform into the fragile fruit, which is actually more than 100...

Thousands Of Sharks Visit A Seamount

In the Pacific, a tiny island 300 miles away from the shore hides a giant mountain beneath the waves that forms a home for thousands of plankton feeding fish. These fish attract Tuna, and the Tuna attract thousands of...

Star Parties In Our National Parks: Parks After Dark

Visit the Grand Canyon and Death Valley with Planetary Society volunteer and national park enthusiast CaLisa Lee as she learns about Star Parties and the Parks After Dark. Thanks to our 59 untouched national parks, wh...

Building a ‘bed shed’ sleeping shelter – Primitive Technology

Bundles of long dry grasses thatch the roof of this elevated sleeping shelter. The bed itself is woven from lawyer cane and covered with a woven bark mat. It's all held up with wooden posts tied with vines. Primitiv...

What happens to a caterpillar inside its chrysalis?

From egg, to larva, to pupa, to an adult, watch as a Heliconius caterpillar (a larva) transforms into a butterfly. This clip from Micro Monsters with David Attenborough: Courtship includes a digital look at what goes ...

‘Darkness Is My Canvas, Light Is My Brush’

Light painter Hannu Huhtamo uses darkness as a canvas for his long exposure photographs, capturing fluid light trails of flashlights and other kinds of glowing tools that he uses to draw in the air. In this video from...

Making Lime Bast Rope

Lime bast fibre is a strong and flexible inner bark that has been used to make clothing and other textiles. In Norway, lime bast fibre is also used to make rope. Filmmaker Silje Ensby captured how Norwegians have been...

Here’s Where the Juice That Powers Batteries Comes From

Atomic number 3 on the periodic table, lithium is the 'li' in the li-ion batteries that are inside of our smartphones, laptops, digital cameras, and electric vehicles. Above, Alejandro Bucher gives Bloomberg's Ashlee ...

To Demonstrate How Spiders Fly (1909)

British naturalist and nature documentary pioneer Percy Smith created this short silent film of a mechanical replica spider in 1909 to educate the public about arachnids. To Demonstrate How Spiders Fly can be found in...

The Girl and the Cloud

When Anna gets her very own snow cloud as a Christmas gift, it's the perfect surprise. They grow to be the best of friends, and have lots of fun. But when the summer season comes, something changes. The cloud becomes ...

Two beautiful humpback whales dance

"Dance in the animal world is little understood," explains Sir David Attenborough in this video from the BBC's Animal Attraction, yet here we get to witness it as two humpback whales seem to dance together and repeat ...

The World’s First Poo Museum

How might you preserve scat -- an animal's fecal dropping, poo, or poop -- for the world's first poo museum? ...or pooseum? In this BBC Earth Unplugged episode, Maddie Moate visits with Daniel Roberts, co-founder ...

Why does a frozen lake sound like a Star Wars blaster?

Ice can make all sorts of sounds: cracking, crackling, musical booooooms... and that pew! pew! Star Wars blaster sound. How? In this episode of NPR's Skunk Bear, we learn about acoustic dispersion and how the phenomen...

Casse-croûte (Snacks)

From directing duo Burcu & Geoffrey, Burcu Sankur and Geoffrey Godet, enjoy these elegant and beautifully animated creatures as they look for a snack: Casse-croûte.

Snow chicks venture onto the ice and into the huddle

In these two clips from the BBC's Snow Chick: A Penguin's Tale, emperor penguin chicks venture from their parents' pouches into their communities. Kate Winslet dramatizes their transitions with her narration.

Meet The Team Protecting Costa Rica’s Sea Turtle Mecca

Nearly all species of sea turtles are endangered, but Tortuguero, a small island on the eastern coast of Costa Rica, offers a safe place for nesting green and leatherback sea turtles. It was here in 1959 that Dr. Arch...