Sigrid looks at the comparative and superlative forms of adjectives that have a "Y" or an "E" at the end, and also some that don't follow any pattern at all!

Everyone's heard of California, but this documentary showcases the state's natural beauty and wildlife. It has a fascinating range of geographical features and is home to many unique species of animals.

What's happening with Brexit? In Parliament, Labour MP Karl Turner makes a curious analogy between debating an important bill and choosing a sofa. Turner said MPs required more time to debate "this incredibly important bill," adding that Nikki da Costa, the PM's legislative adviser, had suggested the House needed at least four weeks to consider the legislation.

With longer adjectives, we have to add some extra words in order to form the comparative and superlative. Sigrid explains how.

Even though Prime Minister Boris Johnson has said he does not want a delay, he confirmed he would set aside the bill until speaking further with the EU. He thanked the House of Commons for their assent.

Kelp is a fascinating plant. What we see on the surface has little in common with what's actually there. Californian harbor seals are mammals but they do a lot of hunting underwater.

Opposition MPs react after parliament voted against Boris Johnson's extremely tight Brexit bill timetable, which the government said was necessary to reach the prime minister’s target of leaving the EU on October 31st.

The Ocean Cleanup is a Netherlands-based, non-government environmental engineering organization that develops technology to extract plastic pollution from the oceans. They have developed a "passive" cleanup system that takes advantage of the natural oceanic forces of wind, water, and currents.

Watch the famous speech delivered by Charlie Chaplin's character in the film The Great Dictator from 1940. "We think too much and feel too little. More than machinery we need humanity. More than cleverness we need kindness and gentleness."

Every fall, the monarch butterflies migrate back to their breeding grounds in California. These fascinating and stunningly beautiful creatures weigh only a gram, yet travel extraordinary distances to complete their lifecycle. In the early spring, deep in the Yosemite valley, the sun warms the wet ground, forming clouds of misty fog.

Brothers Dudley and Chris had the honor of being part of the first ever Jamaican bobsled team, competing at the nineteen eighty-eight Winter Olympics. We hear the true story of how this unlikely team came into existence, and how Chris went from being a spectator to an Olympic competitor with less than a week’s training.

Decades later, the events of the nineteen eighty-eight Winter Olympics seem harder and harder to believe, even to the men at the heart of the original Jamaican Bobsled team. But it really did happen, and the proof is in the strong sporting and commercial legacy they leave for the next generations.

Alive since ancient times, the giant sequoia trees stand colossal and majestic. Deep in the valley, a pair of coyote hunt in the winter snow, while in the Mojave Desert, Joshua trees and cactus plants have adapted to survive the searing heat.

Here's a grammar lesson about how to use the present continuous tense to say what you and anyone else is doing right now at the moment

Life can be hard in the Californian desert, but many plants and animals are adapted to survive the hot, dry conditions. Jackrabbits, owls, hummingbirds, and the green stick tree all thrive in this harsh climate as they wait for the rare blessing of rain.