Ever wondered how many neurons are in the human brain? Meet Suzana Herculano-Houzel, a professor at Vanderbilt University whose pioneering “brain soup” technique made it possible to accurately count the …

A universe that continually expands has long been the dominant cosmological framework. But a universe that undergoes cycles of expansion and contraction, perhaps for all time, has recently been analyzed …

With ever more refined techniques for measuring complex brain activity, scientists are challenging the understanding of thought, memory and emotion–what we have traditionally called “the self.”

Astronomer Jill Tarter leads the charge to search for intelligent life on other planets by listening to clues from over 40 radio telescopes. Episode filmed live at the 2010 World …

The first detection of colliding black holes rocked the scientific world, establishing that gravitational waves are real and that we are able to measure them. More recently, scientists have achieved …

Deep in the oceans, marine biologist Marah Hardt counts coral, sea urchin, and fish and looks for patterns to understand what makes reefs sick or healthy. Create a coral reef …