Epistemology is the philosophical study of knowledge. Without knowledge, scientific enquiry is meaningless and we can't begin to analyse the world around us. What is knowledge? How do you know you are not dreaming? Should we trust our senses? Presuming... Zobraziť viac
Astrobiology, the study of life and its existence in the universe, is one of the hottest areas of scientific research. Lewis Dartnell considers some of the fascinating questions facing researchers today. Could life exist anywhere else in the universe... Zobraziť viac
