The most famous packing problem concerns spheres. In 1611, the astronomer Johannes Kepler proposed that the densest way to ...

Best Minecraft servers list 2025 - Java and Bedrock. Venture into our top Minecraft servers list to discover a galaxy of new and exciting multiplayer worlds that are free to join in 2025.

File syncing and storage services, also called cloud storage services, are a major convenience. They let you get your data—documents, photos, video, and other file types—on any PC or mobile ...

Duty-free is an arrangement that exempts international travelers from paying tax on luxury goods bought during travels abroad.

The CCDTURL property is taken in preference to the channel and connName. The channel and connName have non-blank defaults, so must be explicitly set to empty strings if you do not wish them to be used ...