21 articles from SATURDAY 19.11.2022

Does exposure to cold and flu viruses weaken or strengthen the immune system?

And is that answer different now in our Covid world? Linda Geddes looks at the evidence and talks to the expertsAs temperatures drop and November rain falls, the seasonal onslaught of coughs, sore throats and sniffles may feel inevitable, but does constant exposure to everyday infections such as colds or influenza drain us or make us stronger?Our immune systems are often said to have memory,...

NASA reaffirms decision to keep James Webb’s name on space telescope

NASA said today a search of government archives supports its decision to keep the name of its former administrator, James Webb, on its flagship space telescope. Many astronomers had urged NASA to rename the telescope following accusations that Webb participated in discrimination and firing of LGBTQ+ staff from the U.S. federal workforce in the 1950s and ’60s. In an...