The letter "O" is a tricky vowel, because there are several ways to pronounce it, both when it's single and when it's double!

Like the letter "M," "N" is almost singable. Sigrid gives you some tips about some very important words containing the letter "N."

At the University of Sydney, physicist Derek Muller explores the possibility of an anti-gravity wheel through a series of field tests.

Lara Boyd concludes her fascinating talk on the brain, explaining how personalized medicine and biomarkers can apply, not just to recovery from stroke and cancer treatment, but to teaching and learning in everyday life.

Sigrid talks about some important words starting with "M" and gives us some tips about using many and much with countable and uncountable nouns.

Discover the new Nespresso commercial starring George Clooney and Jack Black. George is his usual charming self, and Jack Black is desperately trying to impress a woman, to the point of Italianizing his name.

Eliza Doolittle is interviewed before she and her band set off on tour. She is one of eight children and the daughter of parents involved in the performing arts. She speaks about the influence of the Beach Boys, the Kinks, and other artists, and gets a good ribbing for being an Arsenal fan, as well as for her poker playing.

Sigrid talks about a different way to say "OK," which involves the letter "L." Not everyone pronounces "L" the same way, and it can be hard to understand sometimes.

Lara Boyd talks further about behavior bringing about changes to the brain, and about why it's so hard to recover after a stroke.

Angie Everhart talks about her past work in modeling and as an actor. She talks about her roles in Jade and Tales from the Crypt. She also has some advice for young people aspiring to be models.

Anna explains when we use the present continuous, or present progressive tense and gives us some examples.

Katie Holmes talks informally about her childhood, her experience on set, and about what makes her feel beautiful. She has some beauty tips for the younger generation.

Sigrid introduces the letter "L" and gives us lots of examples of how it is used in words. The tricky thing is knowing when the "L" is silent.

Negotiating a salary is one the trickiest phases of a job interview. Here are some tips.

Coal mining companies and their billionaire owners have titanic plans for Australia. But what disaster course are we on? Take a look to find out what they'd prefer you not to know. Take Action!