Tag: barrier
Covid barrier gestures: mask and ventilation against recovery!
In business, at restaurants, at school … The French are called upon to put on their masks and apply all other recognized barrier gestures to slow down the 5th wave…
Covid barrier gestures: which ones in force in November 2021?
In business, at restaurants, at school … The French are called upon to put on their masks and apply all other recognized barrier gestures to slow down the 5th wave…
Cosmic barrier prevents cosmic radiation from reaching the center of the Milky Way
According to a study published in Nature on November 9, the galactic center of the Milky Way would be impermeable to cosmic radiation. A team of researchers based in China…