Ben Craddock has been busy gathering Redstone. He collects blocks of the virtual material from deep within the game world of Minecraft, then pulverizes it into a powder and sets to work.

For most Minecraft players, Redstone might wind up in a virtual torch that will light their way when the sun goes down or open doors to

1928: A young polio sufferer at Children’s Hospital in Boston becomes the first person to use the iron lung artificial respirator. Her recovery from respiratory failure is nearly instantaneous.

Artificial respiration had been attempted before.