Every modal verb is a bit different and not all of them can be used in all tenses. We use "may" for permission, but we can use "can" and its conditional form "could" as well.

Modal verbs are special verbs that go together with action verbs to indicate ability, permission, obligation and more. Let's see how they work.

Audio and video sources can be factual, and can be used as evidence, but they can both be doctored, too. When we don't have the facts, we might have hearsay, but can we trust it?

What's the difference between disinformation and misinformation? And what about misleading information? Find out in this video.

Sigrid describes traveling from her home in Italy to Tacoma, Washington in the United States to care for her sister with Alzheimer's disease. She stayed there for a whole month.

What's the difference between "clean" and "dirty" energy? Sigrid reports on different kinds of energy and discusses trends in heating our homes.

Piggeldy and his big brother Frederick are out and about again to discover more about the world. Today Piggeldy wants to know what a birthday is.

"Walking in a Winter Wonderland" is a beloved Christmas carol. Sing along to the merry lyrics that have been brought to life by Mini Disco.

Isaac loves to travel and see different countries, and he’s found that Yabla is the best way to learn the languages he needs to speak!

Building something that works can bring a lot of satisfaction. In this case, it's building bikes. Paul likes figuring things out, and seeing what works and what doesn't. Together with a friend, he embarks on a challenging project: building an electric cargo bike!

"Santa Claus is coming to town" is a traditional pop song for the Christmas season and has been covered by numerous recording artists. Michael Bublé is a singer from British Columbia in Canada.

As the harvest ends and the Christmas season approaches, families across the United States come together to share a lavish meal in the annual celebration known as Thanksgiving. In this video, we learn some of the crucial vocabulary used at this special time of year.

It's been a stormy and fiery year in the United States, both weather-wise and in the government.

Mummy and Daddy Pig take Peppa and little brother George ice skating for the first time! Peppa is sure it will be easy, until she steps onto the slippery ice...

In this short scene, a deeply star-struck Sheldon meets one of his heroes, the great actor James Earl Jones, whom Sheldon knows as the voice of Darth Vader in the Star Wars movies.