Letter: Prof Michael Krawczak says the required molecular genetic testing comes at a cost, but should not be ruled out as it was in a recent court case ...
Amid growing evidence of fungi's key role in ecosystems and storing carbon, mycologists seek greater recognition of the need to preserve 'funga' as much as flora and fauna ...
Ian Sample hears about the uses of helium, and its fragile supply chain, from co-host Madeleine Finlay and Sophia Hayes, professor of chemistry at Washington University in St Louis ...