Russians have poisoned Hillary Clinton. Elvis Presley is alive and well. The Malaysia Airlines plane that disappeared in the Indian Ocean is the same one shot down over the Ukraine.
These are just a few of the many, many conspiracy theories that flourish in the echo chamber of the internet.
Mick West is a science writer and is dedicated to the art of debunking wild theories that circulate online and helping other people do the same, with his website, Metabunk.