In these Messenger Lectures, originally delivered at Cornell University and recorded for television by the BBC, Richard Feynman offers an overview of selected physical laws and gathers their common features into one broad principle of invariance. He maintains at the outset that the importance of a physical law is not "how clever...

Middle age, for many, marks a key period for a radical reappraisal of one's life and way of living. The sense of time running out, both from the perspective that one's life has ground to a halt, and from the point of view of the greater closeness of death, and the sense of loneliness engendered by the compromised and wasteful nature...

Whether it's conkers in the schoolyard, kicking a football in the park, or playing tennis on Wimbledon Centre Court, sport impacts all of our lives. But what is sport and why do we do it? Colin McGinn, renowned philosopher (and kiteboarder), reflects on our love of sport and explores the value it has for us and the part it plays in a life...

The IBM Vienna Laboratory has made a significant contribution to the work on the semantic description of computer systems. Both the operational semantics descriptions ("VDL") and the later work on denotational semantics ("Meta-IV", "VEM") contain interesting scientific ideas. Partly because of the large...

"The ancient Egyptian sources come alive, speaking to us without seeming alien to our modern ways of thinking. Andreas Schweizer invites us to join the nocturnal voyage of the solar barque and to immerse ourselves, with the 'Great Soul' of the sun, into the darkness surrounding us. Here in the illustrations and texts of the...

## ## ## The Ultimate Guide to the 17 Most Dangerous Hacking Attacks ## ## ##

Do you want to learn about today's most sophisticated Hacking attacks?

Do you want to know more about Cyber criminals and their operations?

Do you want to learn about Robot Networks, Trojans &...

Analysis and Control of Boolean Networks presents a systematic new approach to the investigation of Boolean control networks. The fundamental tool in this approach is a novel matrix product called the semi-tensor product (STP). Using the STP, a logical function can be expressed as a conventional discrete-time linear system. In the light of...