A prehistoric monument in England, believed to be a burial ground and astronomical observatory....
The study of soil as a natural resource, covering its formation, classification, and fertility....
The science of collecting, analyzing, and interpreting data....
English playwright and poet widely regarded as the greatest writer in the English language....
The gravitationally bound system comprising the Sun and all objects that orbit it....
An avant-garde movement exploring the unconscious mind through fantastical imagery....
A material with conductivity between a conductor and insulator, fundamental to electronics....
The world's largest hot desert, covering much of North Africa....
A branch of medicine using operative techniques to treat disease, injury, or deformity....
A political and economic system where the means of production are socially owned....