American actor and model Ian Somerhalder talks about his healthy diet and passion for protecting the environment by reducing plastic waste.

In this video lesson, Luana explains the names given in English to our nearest and dearest relations: the brothers, sisters, cousins, parents, uncles and aunts that make up our family tree.

Learn to ask questions about an apartment you might be interested in when looking for a new place to live. Along with some essential vocabulary, we practice the crucial difference between “there is” and there are.”

To get to know a place, you need to know where things are. The best way to do this is just to ask! But it’s not always straightforward, especially when you’re new to the neighborhood and have no points of reference!

They may have very different reputations, but both the great white shark and killer whale are fierce predators that face off in a showdown atop the ocean food chain.

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

In this episode of Food Diaries, Australian supermodel Miranda Kerr gives us an exclusive look at her meal plan for the day.

This video shows how a cycle of how work is completed in Agile, which is used for software development.

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.

Rudy is procrastinating on his New Year’s resolutions when a surprise guest arrives. It’s his hero, NBA basketball star Stephen Curry, and he’s here to help Rudy get back on track!

The "Side by Side" series always makes learning fun! In this lesson we use photos to learn the names given to close family members and some handy ways to say where these people are. And finally we hear a nostalgic country song from a family man whose photos bring his happy memories to life!

Sigrid explains how a spelling bee normally proceeds. There are fixed rules and there are options.

Ever year, the winter solstice comes on December 21 in the Northern Hemisphere. Not only is it the first day of winter, it's a turning point, as the days will then get longer.

Learn how to say what you and others are doing at this exact moment using the present continuous tense, and meet Dennis, who is having a tough day. Everybody he calls is too busy to speak to him!

Jonathan gets back to filming so that Neal can show off his skills as a shark handler. He controls the big sharks through various maneuvers, including his ultimate demonstration: holding a shark vertically using only one arm—almost like a shark headstand!