Winner of the 2020 Nobel Prize in Physics, Sir Roger Penrose joins Brian Greene to share insights into black holes, general relativity, quantum mechanics, the mathematical road toward reality, the …

Nearly every culture throughout history has used chemicals that alter consciousness for spiritual exploration. In the 20th century these drugs caught the attention of scientists. Psychedelics, as they were named, …

Renowned cosmologist David Spergel joins Brian Greene to discuss the triumphs and tensions of precision cosmology, exploring remarkable successes as well as persistent discrepancies bedeviling current understanding. This program is …

National Geographic Society Explorer-in-Residence Dr. Sylvia A. Earle is an oceanographer, explorer, author, and lecturer who has been called a “Living Legend” by the Library of Congress and “Hero for …

When listing clean renewable energy sources, solar, wind, and geothermal come to mind. But thanks to new reactor technologies, there’s a transformation afoot.

For millennia, psychedelic substances have been used as sacraments, medicines, and tools to shift consciousness and expand the mind. Why have these compounds captivated humans for so long and how …