Learning a new language can help you connect with new people and expand your perspective. It's also hard, and may seem unnecessary in the age of AI. In this bonus episode, polyglot and language ...

Artificial intelligence is powerful, but what about natural intelligence? This hour, TED speakers explore the intrinsic genius in animal language, insect behavior, plant anatomy and our immune system.

The long-held idea that language learning is better before adulthood is up for debate. Adults have a number of advantages when it comes to learning a second language, and it comes with major benefits.