If we were to burn NH4Cr2O7 with HgSCN in the Dark Ages in Europe and show it to anyone, it is us who would be burning next on a fiery cross of Inquisition. And it’s no wonder, since this experiment produces a truly marvelous result. At first, as you ignite the mixture of NH4Cr2O7 and HgSCN, all you can see is that it is slowly burning with a reddish flame. After a while, however, a crater is formed in the middle of the burning pile, and then, suddenly, tentacle-like appendages start sprouting from the burning mixture. And you can almost hear the scream of the mad occultist – “Come forth, Kraken! Come forth!” But of course, this is simply a chemical reaction that is called the "Pharoah's Serpent". It was also often sold in firework stores until people realized that it was toxic.

The world's longest moustache (belonging to one Ram Singh Chauhan of Rajasthan, India) measures a staggering 11.5 feet, or nearly 4 metres.

20 years old, college student Heather Rooney is making quite the name for herself online with her hyperrealist sketches. Her favourite subjects are the well-known faces of today’s celebrities.

Israeli soldiers get ready to launch the Skylark drone during a drill on January 16, 2012 near Bat Shlomo, Israel. (Photo by Uriel Sinai/Getty Images)

“Just another day on the job” (he's not an idiot bystander – he's an idiot fireman). See some more bad taste selfies from around the world.

Paper cutouts of cartoon characters have evolved into a meme known as Paper Child with a community on deviantART by the name of #paperchildREVOLUTION dedicated to the craft.

A person dressed up as Saitama from One Punch Man attends the 2018 New York Comic Con in Manhattan, New York on October 4, 2018. (Photo by Shannon Stapleton/Reuters)