OMG sciencefromNature4 months agoDaily briefing: The mysterious force pushing galaxies apart might be getting weakerDark energy may have weakened over billions of years, indicating a change in cosmic expansion dynamics.
OMG sciencefromNature7 months agoDaily briefing: Skin might have an immune system of its ownThe skin has its own immune response, producing antibodies to combat microbes independently of the overall immune system.