Flocking together: the physics of sheep herdi...

Arctic odysseys, video games and other creative ways to confront the climate emergency 

Exploring the first crewed Artemis mission, the future of lunar exploration and how spaceflight could help inspire greener technologies on Earth 

Follow the crowd and learn a new English expression! 

What happens when people gather in crowds – whether for political rallies, protests, football games or religious pilgrimages? Stephen Reicher, PhD, of St. Andrew’s University in Scotland, discusses why “mob mentality” is a myth; other misconceptions about crowd behavior; the role ...  Show more

City Creatures: Does a crowded street make you care less about your fellow man? Population density manipulates organisms in subtle and shocking ways. Join Robert and Julie as they look at how animals and humans respond to cramped conditions and depleted resources.

This week, a viral video of a robo-traffic-cop in Shanghai has the team contemplating the science of traffic. How do traffic jams with no discernible cause actually form? Does the weather experience traffic jams? And why do our cords also seem to get tangled in their own little c ...  Show more