PhET: Free online physicsFree science and math simulations for teaching STEM topics, including physics, chemistry, biology, and math, from University of Colorado Boulder
Anthropic克劳德媲美chatgpt下一代 AI 助手,无论规模大小 nthropic发布的与ChatGPT竞争的聊天机器人 Anthropic is an AI safety and research company that's working to build reliable, interpretable, and steerable AI systems.