The Usefulness of a Memory Guides Where the Brain Saves It
New research finds that the memories useful for future generalizations are held in the brain separately from those recording unusual events.
Selfish, Virus-Like DNA Can Carry Genes Between Species
Genetic elements called Mavericks that have some viral features could be responsible for the large-scale smuggling of DNA between species.
Underground Cells Make ‘Dark Oxygen’ Without Light
In some deep subterranean aquifers, cells have a chemical trick for making oxygen that could sustain whole underground ecosystems.
Microbes Gained Photosynthesis Superpowers From a ‘Proton Pump’
New research reveals how marine microbes use an extra membrane that once had digestive functions to boost their yield from photosynthesis.