Almost everyone is feeling insecure these days, whether it’s financial pressures, mental health issues or all-consuming anxiety about the state of the world. According to writer, filmmaker and ...

In Lecture 4 we introduced a few new propositions about programs. One proposition $(v, c) \rightarrow^* (v', c')$ was about reachability; if true, this proposition means that the program can reach ...

Ask the publishers to restore access to 500,000+ books. A line drawing of the Internet Archive headquarters building façade. An illustration of a heart shape "Donate to the archive" An illustration of ...

SUE LAWLEY: Hello and welcome to the Assembly Hall in Edinburgh, the erstwhile home of the Scottish Parliament, for the last in this year's series of Reith Lectures. We've chosen Edinburgh as a ...