The secret is the gunpowder inside the fireworks. The use of fireworks has ancient origins: probably around the year 1000. Fireworks are essentially composed of two charges of gunpowder: one in the “pocket” and one …
The science of fireworks
PIECES of science
The magic of the soap bubbles clouds
Cloud iridescence or irisation is a peculiar colorful optical phenomenon. It occurs when clouds are in of the Sun or Moon. The colors resemble those seen in soap bubbles or oil on a water surface. …
Nobel Prizes 2024
The discovery of microRNA wins the 2024 physiology Nobel Prize. Victor Ambros, of the University of Massachusetts Chan Medical School in Worcester, and Gary Ruvkun, of Harvard Medical School, found that small snippets of RNA …
Images of a summer
The skies of the past months have given us many surprises. Here are my 4 favorite images of summer 2024. 2024, July 9: Noctilucent Clouds over Florida These clouds are doubly unusual. First, they are …
To feel like a Jedi all you need is a laser pointer
The Star Wars saga is rich of scientific insights, starting from the Millenium Falcon, passing through mysterious worlds, and arriving at what many would like to possess: the light saber. Well, it’s very difficult to …
Good vibrations for flowers
Production of nectar is not at all an easy work. It costs approximately 40% of the daily photosynthate allocation. Plants know that their energy is precious and for years scientists ask themselves if plants have …