Will French dentists soon have their patients grow new teeth, instead of filling in the old ones? New techniques using restorative molecules and even stem cells (which can be found in the baby teeth of children) will go a long way toward helping people smile filling-free.

Billions (oui, milliards!) of birds migrate from Africa every year, and with bird flu developing rapidly, their arrival to France is closely monitored at the Marquenterre National Park. Learn how French scientists and engineers there have taken innovative measures to make it difficult for the virus to settle in the mud where the birds like to feed.

Tuberculosis remains a deadly disease—affecting 10.6 million people annually and killing one person every twenty seconds. The recent development of multidrug-resistant strains of the bacteria has made TB even more threatening. Especially affected are areas without the proper means of fighting the illness. Eight countries accounted for more than two thirds of the global total: India, Indonesia, China, the Philippines, Pakistan, Nigeria, Bangladesh and the Democratic Republic of the Congo. According to the WHO, 13 billion dollars would be required to effectively combat the disease.

It’s common to see photos of celebrities aged forty and up happily pregnant or pushing a pram. But according to most doctors, a woman’s chances of conceiving drop dramatically after age thirty-eight or so. Of course there are exceptions. Modern medical fertility treatments allowed a sixty-six-year-old Romanian woman to give birth to twins in 2005. But unless we’re willing and able to procure such treatments, which can be financially, emotionally, and physically draining, those who want to wait until their forties to have kids will have to take their chances.

A robot is sent into a deep ocean fault south of the Azores in the Atlantic Ocean. Its mission: to explore mineral chimneys and collect the organisms that can live there without sunlight.

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.

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

Although antibodies mainly protect against bacteria, viruses, and other foreign substances, sometimes they can also attack your own blood cells! But this cartoon explains why you don't have to worry too much about that happening.

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!

When the young platelets in this cartoon decide to have some fun and create a sort of "platelet pyramid" out of themselves, their older friend warns them that they could be causing a blood clot!

Watch the blood platelets in action in this fun cartoon. Moral of the story? Always listen to your mother.

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?

Five of the nine districts of Lyon, the second largest French city, are being monitored for the H5N1 virus, better known as “Bird Flu”.

Birds aren't the only ones who might feel their lifestyle's been a bit restricted lately. France’s rural cats enjoy a good hunt. But the avian flu has put the lid on sporting felines living in affected areas.

Find out what happens in the body when we eat: the roles that teeth, the tongue, and nerve impulses play. But let's not forget about umami!