Parthenon gunpowder explosion Venetian bombardment 1687

Imagine two separate pairs of entangled particles. Scientists can make a joint measurement using one particle from each pair. Afterward, the two particles left at the outer ends can become entangled with each other even though they never directly interacted.

In 1897, Eduard Buchner ground up yeast cells and removed the living cells. The remaining liquid could still cause fermentation. This showed that chemicals made inside cells could drive fermentation without the whole living organism being present.