What determines the size of our personal space, and how do we cope when someone encroaches on our territory? Our psychological claim on the world may be more complicated than we think.
Not all scientists are created equal. Here we present the crème de la crème – men and women whose work revolutionised the world and continues to inspire the next generation.
World War I was a blindingly tragic period in human history. But it also catalysed many advances in medicine, chemistry and technology that we use to this day.