1m-year-old skull points to earlier origins of modern humans
A million-year-old human skull suggests that the origins of modern humans may reach back far deeper in time than previously thought and raises the possibility that Homo sapiens first emerged outside Africa.
NASA: Perseverance found possible biosignatures in Martian rock
NASA’s Perseverance rover has identified a potential sign of past life on Mars — not a definitive detection, but perhaps the most compelling hint yet. A rock found on Mars last year continues to show signs consistent with past microbial life.
Can AIs suffer?
As first AI-led rights advocacy group is founded, industry is divided on whether models are, or can be, sentient.