On Monday, the Nobel Prize in medicine was given to Katalin Karikó and Drew Weissman - two scientists whose work led to the development of mRNA vaccines. Their ideas about mRNA were a huge scientific breakthrough, and saved millions of lives during the coronavirus pandemic.
Published in October 2023
Scientists have reported that Antarctica's sea ice is at a record low level. That's worrying because the sea ice is an important part of the Earth's cooling system. It's not yet clear if the low sea ice level is temporary, or part of a changing climate pattern.