OMG science
fromNature
3 months agoDaily briefing: The mysterious force pushing galaxies apart might be getting weaker
Dark energy may have weakened over billions of years, indicating a change in cosmic expansion dynamics.
The skin seems to be able to produce its own antibodies to keep microbes in check. 'When the immune system sees a friendly bacterium, you would think that it would just give a friendly wave,' says microbiologist Michael Fischbach. However, research finds that in mice, the skin generates antibodies even when other immune components are disabled, showcasing a profound ability to protect against pathogens.