Python -O won’t magically make every script faster, but in the right workloads it’s a free win—here’s how to test it safely.

One of the joys of browsing secondhand shops is the possibility of finding old, perhaps restorable or hackable, electronics at low prices. Admittedly, they usually seem to be old flat-screen TVs, ...

An important element of the Milestones Approach to introducing nuclear power is a mechanism to coordinate efforts among the many organizations and individuals who have roles to play in the process.

At close: 24 February at 4:00:01 pm GMT-5 ...