Giant Patagonian bumblebees used to be abundant in Chile and Argentina, but are now an uncommon sight Read more: https://www.newscientist.com/article/2265680-a-quarter-of-all-known-bee-species-havent-been-seen-since-the-1990s/#ixzz6lIohgTWj
"We hypothesize that the patterns we observed are an innate adaptation that allowed our ancestors to take advantage of this natural source of evening light that occurred at a specific time during the lunar cycle," says Leandro Casiraghi
A coronavirus vaccine developed by the US firm Novavax has been shown to be 89 per cent effective in preventing covid-19 in phase III clinical trials. Read more: https://www.newscientist.com/article/2266260-novavax-coronavirus-vaccine-found-89-per-cent-effective-in-trials/#ixzz6lInfoEys
What is the burden of depression symptoms among US adults during the coronavirus disease 2019 (COVID-19) pandemic compared with before COVID-19, and what are the risk factors associated with depression symptoms?