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If every electron and proton has an invisible, magnetic field, then why isn’t everything magnetic? And how does magnetism really work? Explore what we know – and don’t know – about the physics of magnetism. Transcript+ In the early 1900s, physicists and Hendrika Johanna van Leeuwen separately discovered something shocking. According to every known rule…

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Dig into the neuroscience behind your inner navigation system and how you can improve your wayfinding skills. Transcript+ In July of 2025, top athletes competed in a kilometers-long race – but it had no set path. That’s because it was the World Orienteering Championships, and participants equipped with only maps and compasses were expected to…

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