What would it be like to go inside the mind of an animal? We have all gazed into a creature’s eyes and wondered: what is it thinking about? What does it really know? Now, the revolutionary science of animal cognition is revealing hard evidence about how animals understand the world around them, uncovering their […]
Retrace Einstein’s thought experiments as NOVA reveals the simple but powerful ideas that reshaped our understanding of gravity, illuminating the theory of general relativity – and Einstein’s brilliance – as never before.
Long mocked as empty-headed, birds hide surprisingly acute intelligence. But just how smart are they? As scientists test avian aptitude with brainteasers, discover how the genius of birds is leading us to rethink basic notions of intelligence.
Diseases that were largely eradicated in the United States a generation ago – including whooping cough, measles and mumps – are returning, in part because nervous parents are skipping their children’s shots. Go around the world to track epidemics, explore the science behind vaccinations and discover the risks of opting out.