Recent breakthroughs in dating ancient samples of DNA and human remains have led to a radical reassessment of human origins. At least ten other early human groups–some with the cognitive capacity to make …

Fire tornadoes and color changing liquids are all part of what keeps Annopa Singh’s chemistry class engaged. Science teachers prepare tomorrow’s pioneering scientists. Episode filmed live at the 2017 World …

When we try to get rid of a bad habit, whether it involves food or drugs or gambling, it often seems like we’re fighting ourselves inside. The reality’s not far off: Addiction twists the reward pathways of the brain to keep addicts tied to whatever gets them high.

The first electron microscopes enabled scientists to finally view the nanoworld. But because of limitations in the microscope’s lenses, achieving sharp images of individual atoms was not possible. For 60 …

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 …

What are the special challenges, pitfalls, opportunities and rare triumphs of seeking and synthesizing the essence of someone whose passion—quantum physics, number theory, nucleic acids, atomic species, computational design, gravitational phenomena—is so thoroughly foreign to the concerns of everyday life?