(THE CONVERSATION) On Nov. 9, 2024, the world will mark Carl Sagan’s 90th birthday – but sadly without Sagan, who died in 1996 at the age of 62. What most people don’t know about Sagan, and what has ...
OpenAI and Meta are building their own AI-powered search engines, while the startup Perplexity already has one. Microsoft and Anthropic recently announced new, super-powerful AI agents that can ...
Planet-warming greenhouse gas (GHG) levels surged to a new record in 2023, with annual mean levels of carbon dioxide (CO2), the most important GHG in the atmosphere, rising by 2.3 parts per million ...