Students returning home may have caused 9,400 secondary COVID-19 infections across UK

A student infected with COVID-19 returning home from university for Christmas would, on average, have infected just less than one other household member with the virus, according to a new model devised by mathematicians at Cardiff University and published in Health Systems. Professor Paul Harper and colleagues defined an equation to predict the number of […]

Returning asteroid sample could help uncover the origins of life and the solar system

Artist impression of Hayabusa 2 approaching asteroid Ryugu. Credit: Deutsches Zentrum für Luft- und Raumfahrt (DLR)/wikipedia, CC BY-SA What is your idea of an asteroid? Many people think of them as potato-shaped, inert and perhaps rather dull, pock-marked objects—far away in deep space. But over the last ten years, two Japanese space missions – Hayabusa […]