Chain command blocks in Minecraft are one of three different command block types that can be utilized in-game. Once activated, chain command blocks will execute the commands inside them once each time ...

Minecraft has all kinds of blocks that players can use for various purposes. Some are used for building structures, while others are used to create contraptions made with redstone, which is an ...

Chemists have discovered a way to use visible light to synthesize a class of compounds particularly well suited for use in pharmaceuticals. The class of compounds, called azetidines, had been ...