Adam Riess

Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.

How big is the universe? What is it made of? Are we alone? Questions like these have inspired amazing discoveries that have transformed our understanding of the universe since the 1970s, shedding light on everything from exoplanets to black holes to the mysterious dark matter and energy that rule the cosmos. And closer to home, quantum physicists have discovered the weird laws that govern the subatomic world, unlocking amazing technologies – from the smart phone in your pocket to powerful new quantum computers taking shape in labs today.