SN Online

ATOM & COSMOS
Curiosity finds minerals consistent with habitability. See “Life-friendly environment confirmed on Mars.”

JPL-Caltech/NASA

BODY & BRAIN
Scientists meld rat minds in “Rats do tasks while connected brain-to-brain.”

CULTURE BEAKER
See Rachel Ehrenberg’s column on website comments, “Trolls bad news for scientific discourse.”

ON THE SCENE BLOG
Kids build plasma guns and more in “Intel Science Talent Search finalists show off their work.”