Here's a business meeting where not everyone has the same opinion. Even if you can't understand every word, try to grasp some of the expressions the speakers use to agree or disagree.

Some and any both refer to an unspecified quantity, but they are used in different situations. Sigrid explains how they work.

The earth's bodies of water are the focus of this film about evolution. As the narrator points out, the vast depths of the earth's oceans remain barely explored.

In this video, Sigrid looks at certain kinds of questions in which it is correct to use "some," the dreaded double negative, and negative statements that can be expressed in two different ways.

Let's look at the results of the meeting. Was it a good example of teamwork or not?

Fracking is a controversial topic. This animated video tries to take a neutral look at fracking. It is relevant for all of us, because of high prices for energy and the danger to our drinking water.

The Irish Rovers is a Irish-Canadian folk band. Their song "Titanic" is a tribute to the famous RMS Titanic, written on its 100th Anniversary. It tells of the ship’s beginnings and Irish pride, as well as its devastating sinking.

Annette offers an array of ways to greet people, from sunup to bedtime. Ways of greeting people vary from place to place, but Annette provides one general rule — greetings must be cheerful and friendly.

Corals are sessile animals, meaning they are immobile and anchored to one spot for the entirety of their lives. Stony coral, leathery coral, and sea fan coral are featured in this segment, along with the beautiful fish that inhabit coral reefs.

Here are a few tips on using the dictation feature offered with Yabla videos. Sigrid puts it to good use as she works on improving her French.

Sigrid goes over examples in which "no" takes the place of "not any." As always, you have to watch out for double negatives.

Brilliantly colorful parrot fish and two-bar sea bream are among the fish featured in this segment. Sea cucumbers, the vacuum cleaners of all the Earth's oceans, also make an appearance.

Easter eggs are commonly associated with Easter. Let's have a look at why that is, and what traditions have emerged.

"None," "something," "anything," and "nothing" can be used as pronouns. Sigrid explains how these words work.

This segment looks at the advantages and disadvantages of swarm fish and loner fish, providing insight into their coloration and behavior. Spectacular footage reveals twobar sea bream, trumpet fish, barracudas, and harlequin sweetlips.