In this beginner-level video, Luana teaches us about plants. She talks about the functions of the various parts of a plant, and offers tips on watering plants that grow indoors and outdoors.

We continue to explore the phenomenon of hurricanes. Why are they so dangerous? And do they serve any purpose?

In recent years, we've seen an increase in the intensity of tropical storms and hurricanes due to global warming. But how and why do hurricanes form? Sigrid provides a basic explanation of this phenomenon.

This Yabla news broadcast features stories about two different kinds of animals, one enormous and one tiny. Sometimes we can predict how animals will behave, and sometimes not.

Merve feels lucky to live in Kamloops, a small city in southwest Canada, and you can see why! It’s a beautiful place, surrounded by wilderness on all sides. Merve tells us about the area's mountains, grasslands, rivers and lakes, the gold rush of the late 19th century, and its wealth of fascinating wildlife.

The narrator explains how the breathtaking rock formations of Antelope Canyon came to be, and why mountains around the world can provide a metaphor for human existence.

Why are some rock formations and animals found on more than one continent? The explanation dates back to the Ice Age.

Why do some of the national parks in the United States resemble the European Alps? Geologist Dr. Robert Darga answers this question.

Wild Sharks, a film by Sigurd Tesche, follows Professor Samuel Gruber who has been researching sharks for more than fifty years. He founded the Bimini Biological Field Station, called the Sharklab, on Bimini Island in the Bahamas.

After the rain, the opuntia cactus, or “prickly pear,” ripens to provide a sweet but not easily accessible meal for animals such as the ground squirrel. As the water seeps in, the park enjoys a moment of relaxation.

In June, surviving the ferocious sun and intense heat is a challenge for every living being in the park, and each has developed a special technique to see it through until the next rain.

The saguaro cactus blooms overnight and its flower is visited the next morning by a Gila woodpecker. As the heat of day rises, harvester ants work go about their work, wary of a mortal enemy in the park.

May sees drought conditions in the park, but the saguaro cactus is completely unaffected. A family of ground squirrels is laying low, but a long-nosed snake has caught their scent.

The heat of a scorched riverbed is too much for some animals, but the rare and venomous Gila monster is still active and hunting for prey. Meanwhile, the untiring hummingbird mother will feed her remaining chick until it finally fledges.

Despite the intense heat, a female hummingbird must adapt her diet and work non-stop to feed the young in her nest. The rattlesnakes are breeding, and the victorious male claims its hard-won mate.