-
Why is washing lettuce with chlorine good for the environment?
Are you inclined to drop a drop at home in the water in which you wash your lettuce? Even if you have fear of blemish, it might not be such a good idea after all. But if you do it a bit expertly, in a factory in which pH value, temperature etc …
Translated by
Video -
Will you soon be drinking water from the North Sea?
You may close the tap every time you brush your teeth ... actually that's just a symbolic use of water. Because if you know that 70 liters of water are needed for a cup of coffee, 4000 liters for one steak and that every year more people want …
Translated by
Video -
Why does salt in a wound hurt so much?
Salt in a scrape, cut or even a small wound pecks hard. But why is that? Prof. Bert Brône makes you understand it once and for all. And you immediately know how pain works!
Translated by
Video -
Should everyone take vitamin D in winter? - with Flemish sign language
Spoiler: Vitamin D is not a vitamin, but a hormone. The result is that we produce vitamin D ourselves. But ... we do need something for it: sun. Lots of sun. Something that our rainy and cloudy country has little to offer in winter. Instead of …
Translated by
Video -
Why do chips and chocolate make you unhappy?
Yes! Yes! Yes! You do become unhappy with chips and chocolate! You will not score with these kinds of statements at a café. And certainly not with your friends who are having a hard time. And yet it is true. Nutrition expert Dr. Nathalie Michels …
Translated by
Video -
Does Alzheimer's kill more than memories?
More and more people are suffering from Alzheimer's. And anyone who knows someone with Alzheimer's knows that the disease is more than just being forgetful. It is reasonably appalling that doctors can hardly do more than 100 years ago …
Translated by
Video -
Will there be palm trees on the purple heather in 2070?
There is a teletime machine, the Ecotron, in Maasmechelen. It consists of 14 glass cloches under which plants grow. Prof. Dr. Natalie Beenaerts explains in fifteen minutes how she can use this Ecotron to find out which plants will be on the …
Translated by
Video -
How can math help eradicate measles?
Measles is a very contagious disease. And not harmless. So it would be great if we could eradicate measles. And mathematicians can help us with that. Like Prof. Niel Hens. He's a mathematician epidemiologist, and if you let him go, those …
Translated by
Video -
MITK12: STEM Videos
MITK12 is a project that wants to make young people enthusiastic about STEM. On the YouTube channel, Massachusetts Institute of Technology students explain difficult topics in an understandable and fun way. You will also find answers to …
Translated by
VideoStudent (teacher training) -
Is it certain how old you will be before your birth?
Prof. Dr. Tim Nawrot is not Madam Soleil, yet he can more or less predict how old someone can get. This is because he is an environmental epidemiologist and knows and can read telomeres. Here is a lesson in …
Translated by
Video -
What does space travel do to astronauts' brains?
Dr. Angelique Van Ombergen has a special interest in the brains of astronauts. Because space travel does something to the brain, and Dr. Van Ombergen is figuring out exactly what. Therefore, she asks any astronaut returning from space to lie down …
Translated by
Video -
Do you get smarter from playing the piano?
Playing the piano is difficult: you have to read notes, meanwhile put 10 fingers on the right note at the right time and add emotion to it. But if you make the effort, it also makes you smart. Or a little ... You don't learn to calculate …
Translated by
Video