Why Google DeepMind, Perplexity, Khan Academy, Canva, and Salesforce are among Fast Company’s Most Innovative Companies for 2025. These 4 fantastic sites offer more than 17,000 free online courses A ...

Online education pioneer Sal Khan is expanding his learning empire to reach its youngest students yet. Khan said his own children – ages 7, 5 and 2 – grew up with the apps, even learning their ...