The universe began with a vast explosion that generated space and time, and created all the matter and energy in the universe. Exactly what triggered this sudden expansion remains a mystery.

University Place is available to stream on pbs.org and the free PBS App ... evening is called "How Can We Find Other Life in the Universe?" Dr. Beatty is from Riverside, Connecticut, and grew ...

You can now watch a broad selection of PBS programming on Amazon Prime for free even if you don’t have a subscription. Though ...