Tag: Physical
Ice can also levitate like liquid water!
The Leidenfrost effect. Does it ring a bell ? However, you have surely already observed it. When water droplets slide on a very hot pan. On closer inspection, they levitate…
Wisp: where do they come from?
The will-o’-the-wisp is a luminous phenomenon observed in cemeteries or marshy places, which can be blue, yellow or green. They are the source of many legends, but do we really…
Cabinet of curiosities: the strange fashion of radioactive dishes…
In this new chapter of Cabinet of curiosities, we release our most beautiful tea set, our anti-radiation suit and our Geiger counter. Make yourself a nice cup of tea, turn…
We walked on the moon: Tintin’s secrets
We walked on the moon marked the series Tintin when it came out in 1950: Hergé took the eccentric side of making his heroes walk on our satellite! It wasn’t…
Biography | Stephen Hawking – Theoretical Physicist and Cosmologist
Stephen William Hawking, born January 8, 1942 in Oxford, is a physicist British theorist and cosmologist well known for his work on black holes, the cosmology quantum and its popular…
Private companies engage in nuclear fusion
Since the 1950s, studies to harness nuclear fusion have been the domain of public research exclusively. Today, an exponential number of private players around the world are racing and betting…
This connected ring can measure more than 140 physical parameters
Connected watch, connected scale … Our health has never been in such good hands or rather such good algorithms! The market quantified self, or “self-measurement”, continues to grow and innovate…
Why do ice cubes stick to my fingers?
Ice cubes sometimes stick to your fingers and when they do, it can be particularly unpleasant. In question, a physical phenomenon ultimately very simple. You will also be interested It…
LCLS-II: World’s Most Powerful X-Ray Nearly Completed
The LCLS-II X-ray laser, in blue, on the left, is shown next to the existing LCLS in red, on the right. The LCLS uses the last third of Slac’s 3…
Tetraneutrons, mini neutron stars, would have been produced on Earth!
They have been hunted for almost 50 years and for 20 years they seem to be pointing more and more. Tetraneutrons, nuclei composed only of neutrons, much as if they…