Dark energy is cosmology’s biggest mystery—an anti-gravitational force that confounds the conventional laws of physics. It makes up more than two-thirds of the cosmos, but science is still grappling to explain what dark energy actually is.

Mathematics has an uncanny ability to describe the physical world. It elegantly explains and predicts features of space, time, matter, energy and gravity. But is this magnificent scientific articulation an …

How do we develop a sense of who we truly are? Do we perceive ourselves as science defines us? While some scientists think our identities are a product of our …

Computers are getting smarter and more creative, offering spectacular possibilities to improve the human condition. There’s a call to redefine Artificial Intelligence as Augmented Intelligence, to emphasize the potential of …

Brian Greene and Nobel Laureate Frank Wilczek discuss quantum mechanics, dark matter, cosmology, consciousness, and Wilczek’s new book, “Fundamentals: Ten Keys to Reality.” This program is part of the Big …

“Because it’s there” was George Mallory’s famous explanation for why he risked (and lost) his life trying to become the first person to summit Everest. We don’t all want to …