Do we invent the laws of physics? Why are we driven to find explanations? Brian Greene sits down with Marcelo Gleiser, theoretical physicist at Dartmouth College and Templeton Prize winner, …

Visual illusions, from magic tricks to images that have sparked internet feuds, are providing scientists with evolving insight into the complex act of seeing. Illusions play with the way our …

Fifty years ago, as Neil Armstrong and Buzz Aldrin bounced on the moon’s surface below, Apollo 11 Command Module Pilot Michael Collins briefly disappeared behind the lunar disk, becoming the …

Inflationary Cosmology’s co-founder Andy Albrecht joins Brian Greene to examine cosmic mysteries from the highly ordered beginning of the universe to the possibility of a multiverse. This program is part …

Award-winning writers take the stage to share their quirky, engrossing, and sometimes shocking insights about human anatomy and social psychology. Mary Roach, widely regarded as one of the country’s greatest …

Professor Witten is a leading light of superstring theory and the only physicist to have won the vaunted Fields Medal, mathematics’ highest honor. Known for advancing a number of novel approaches in mathematics and physics, Witten opened up new vistas in 1995 when he unified five seemingly competing superstring theories into M-theory, which seeks to unify Einstein’s general theory of relativity with quantum mechanics.