Kip Thorne

When competitors Pemberton and Campbell (guest stars SEAN ASTIN and KAL PENN) charm America on a publicity tour, Sheldon and Amy try to bring Nobel laureates KIP THORNE, GEORGE SMOOT and FRANCES ARNOLD to their side (this episode sets the record for most Nobel laureates appearing in a comedy). Meanwhile, Halley’s fear of the dark leads to both opportunity and conflict for Howard, Bernadette and Stuart.

The cosmos may be a superorganism, a collection of separate bodies acting like a single being. Scientists are probing this colossal creature for its beating heart, quantum-computing brain and even its offspring. Or are space & time illusions we created?

New research is beginning to reveal a hidden force in the universe - one that penetrates space with trillions of invisible connections, instantly linking every place in our world and joining our future with our past. Is the Force with us?

Scientists are peering inside the mechanisms of aging, tampering with the cellular makeup of our DNA, and imagining a world where death is cured like a disease. Are we about to enter a new age of immortality? Or is dying necessary for our race's survival?

We live under a billion unblinking eyes a global surveillance system that solves crime and uncovers terrorist plots. But are we ready for a world without secrets where not even our homes are off-limits and corporations know our every desire?