This goes against previous notions of how rainfall should respond to atmospheric warming. (sciencedaily.com)
Furthermore, they say, the appearance of such a complex brain early in arthropod evolution suggests that the nervous systems of modern - day arthropods with simpler brains — such as spiders, scorpions, and the crustaceans known as water fleas — were at some point downsized by evolution, a contrast with previous notions that the brains of arthropods in those lineages had remained simple since arthropods first arose. (sciencemag.org)
Not only does the new study challenge previous notions about the way host galaxies grow in relation to black holes, it also challenges earlier suggestions that the radiation emitted by expanding black holes curtails the creation of stars. (sciencedaily.com)