Have you ever wanted to see your drawing come to life? You know, a man, a boat, a message, whatever… as long as it moves afterward. You can do this at home too, with dry-erase whiteboard markers. […]
Does water always mix with water? You might be tempted to say yes. But the truth is that certain parameters such as temperature and gravity can prevent two solutions of the same nature from mixing. With this experiment, you will understand everything! […]
Red cabbage juice is ideal for studying color indicators. Anthocyanin, a molecule found in red cabbage, changes color depending on the pH. It’s up to you to find out which of the different substances in the house is acidic or basic. […]
A colorful rain in a glass of water, can you believe it? Here is a […]
A light-sensitive slime is a new weapon that will be available to doctors to understand and help treat serious illnesses such as heart disease. Discover the GELLIGHT project. […]
Do you know how food is digested in your stomach? It’s thanks to tiny little molecules called enzymes. In other words, proteins that can break down everything you swallow into microscopic pieces. How about experimentally observing digestion in your kitchen with … a pineapple and gelatin? Pineapple contains an enzyme called bromelain, which is used to tenderize meat, among other things. […]
Marie Sklodowska-Curie, better known as Marie Curie, is the most famous scientist. Physicist and chemist of Polish origin, she is naturalized French. To date, she is the only woman to have received two Nobel prizes for her work on natural radioactivity. […]
Adding food coloring to milk is nothing very exciting, except the beauty of the colors that spread on the surface of the milk. But if you use one additional ingredient, you will observe an explosion of colors in the milk. The colors mix and turn on themselves as if by magic. This magic milk experience will allow you to observe the movement of molecules and to understand that milk is a mixture of many things. […]
With this experience, you will understand that fire needs oxygen and that in the absence of it, the candle goes out. The trick is therefore to eliminate the oxygen around the candle. Carbon dioxide is an inert gas used in fire extinguishers. When it replaces the air around the candle … the fire goes out. Try to make your own fire extinguisher. […]
Invisible ink is very useful for drawing treasure maps or writing secret messages. Only those who know chemistry will find a way to reveal your message. Let’s use onion juice to prepare the invisible ink. […]
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