New playlists: “Ancient clues,” “Planes, trains and automobiles” and “Are we alone in the universe?”

TED playlists are collections of talks around a topic, built for you in a thoughtful sequence to illuminate ideas in context. This weekend, three new playlists are available: “Ancient clues,” “Planes, trains and automobiles” and “Are we alone in the universe?”

Ancient clues
Five fascinating talks by archaeologists and evolutionary biologists about humanity’s beginnings and journey.

Planes, trains and automobiles
Drive a plane? Race a car with your eyes closed? Fly? 11 innovators in transportation show that getting from point A to point B doesn’t have to be boring.

Are we alone in the universe?
Can it really be possible that Earth is only life-sustaining planet in existence? These 5 speakers think there might just be something or someone else out there, and urge us not to stop the search.