A new study shows that raising the level of free radicals in the nematode worm C. elegans actually increases its lifespan, contrary to popular belief. Free radicals are the reactive molecules that sometimes damage DNA and the ones that antioxidants are supposed to fight against – could in some cases help us live longer. The authors show […]
Tag: life
Million-year-old plankton comes back to life
Scientists have recovered a form of plankton thought to be extinct for a million years. It is the only surviving member of a plankton lineage common 50 million years ago. The heat-loving, single-celled organism Dapsilidinium pastielsii was thought to have disappeared from the fossil record because of colder ocean temperatures. However, a group of […]