Lie detector tests are often treated as truth machines, but they’re far from perfect. In this video, we explain how polygraphs work and why people sometimes pass them even when they shouldn’t. Rather ...

Scientists have discovered that male fireflies in a South Carolina swamp follow local interaction rules to synchronize their flashing mating displays. The research is being presented at a meeting of ...

Austrian physicist Erwin Schrödinger developed quantum theory’s wave equation, which describes quantum systems as waves that ...