ScienceMitochondria origin revisited: Were they ‘energy parasites’ before energy suppliers? Study suggests new theory for how cellular mitochondria evolved to power plant and animal cells. Researchers say the went from parasites to power plants.by Jim Algar
ScienceExpert says deadly eruption in Japan shook up volcano, making nuclear reactors unsafeby Jim Algar
ScienceAnthropocene: Post-Holocene epoch so affected by humans we should name it after ourselves?by James Maynard
ScienceMethane-munching, rock-dwelling microbes in deep ocean may be our best bet against global warmingby Rhodi Lee
ScienceSiding Spring comet set for Mars flyby at a hair's breadth distance on Sunday: Once-in-a-million years eventby Rhodi Lee
ScienceThink September was warm? You're right: NASA confirms September 2014 warmest month ever recordedby Rhodi Lee