“You can’t get back specimens”: Ukrainian scientists rush to save irreplaceable collections | Science

On the morning of 24 February, conservation biologist Anton Vlaschenko awoke to the sound of shelling outside his apartment in Kharkiv, Ukraine. The first thing he did was eat a big breakfast. Then, he headed straight to the Ukrainian Bat Rehabilitation Center; the bat rescue and research facility is the largest of its kind in … Read more

Covid-19 news: Rush for covid tests before England starts charging

By Michael Le Page, Clare Wilson, Jessica Hamzelou, Sam Wong, Graham Lawton, Adam Vaughan, Conrad Quilty-Harper, Jason Arunn Murugesu, Layal Liverpool, Carissa Wong and Alex Wilkins A sign advising customers that a pharmacy is out of stock of lateral flow antigen tests, Cheadle, England Nathan Stirk/Getty Images Latest coronavirus news as of 12pm on 23 … Read more

Game theory: Model shows how people crowd on trains at rush hour

Using a combination of game theory and the physics of complex systems, it’s possible to model the behaviour of a rush hour commuter crowd Physics 31 January 2022 By Alex Wilkins Commuters on a platform in Madrid Europa Press via Getty Images A game theory-inspired model shows how the areas around train doors become crowded … Read more