In the second episode of this animated series, we find out that not brushing one's teeth regularly can have dire consequences. The bacteria fight it out in this little boy's mouth and lose the battle, thanks to the dentist's drill.

Guess what happens when little children forget to brush their teeth after eating sugar? Watch this fun cartoon and find out. You may never want to eat sugar again... unless you brush your teeth of course!

The battle between toothbrush and cavities ignites in this lively cartoon.

Learn what happens when sugar and bacteria attack your teeth enamel... It's the price we have to pay for eating cake!

The platelets vanquish the bacteria in the final installment of this animated series on blood. Who knew that a simple cut could be so epic?

In June 2011, a demonstration was held in Paris to protest nuclear power. Among the demonstrators were two precocious little girls who had a lot to say on the subject. The interviewer could hardly get a word in!

Have you ever wondered what a blood platelet actually does? Find out as the Once Upon a Time... series tackles biology.

The Toxic Avenger is a French house artist based in Strasbourg. In this video, he teams up with Orelsan to bring Facebook to life.

Georges Laraque, one of the most renowned hockey players in the NHL, tells us about an innovative project: vertical farming, whose technology will limit the use of natural resources needed to grow plants.

The first electric car? 1899! La Jamais contente. This car and other rare self-propelled antique vehicles can now be seen in car museums.

On two summer nights per year, the small town of Nieul-le-Dolant transforms into “Nieul, Village de Lumière” (“Nieul, Village of Light”) and captivates both its residents and its visitors with a dazzling display of illuminated buildings and monuments.

Being born premature is risky, but thanks to modern medical techniques, six out of ten babies who are born greatly premature will grow up to be perfectly healthy children.

After the devastating earthquake, three French volunteer aid workers—a doctor, a nurse, and a rescue crew worker—spent two weeks in Haiti helping the country’s effort to begin to sort through the chaos. We hear the impressions of one of the workers upon his return to France.

Mauritius has taken preventative measures to stop the Chikungunya virus from spreading, unlike nearby island Réunion. Tourists are more likely to feel safe thanks to strict controls at the airport and continued observation from health officials.

Just how bad can stress from work get? Though the effects of stress may not always be visible or immediately apparent, some employees have been driven to insomnia, depression, even suicide because of difficulties at work. Some companies have implemented new anti-stress measures, but will that be enough?