Keen diver Yusuke Fukami fulfilled a personal dream by snapping a cartoon-like Costasiella sea slug while in Bali in the last decade of December 2024. (Photo by Yusuke Fukami/South West News Service)

Swiss Alisha Lehmann, right, fights for the ball with Czech Republic's Jana Petrikova during the UEFA Women's Euro 2022 play-off 2nd leg qualification match between Switzerland and the Czech Republic at the Stockhorn Arena in Thun, Switzerland, 13 April 2021. (Photo by Alessandro Della Valle/EPA/EFE)

A few revellers brave the cold and rain in Leeds, United Kingdom for the friday night out on December 30, 2022. Brits have kicked off their New Year’s Eve celebrations early with wild nights out up and down the country. (Photo by Nb press ltd)

Sonny Colbrelli of Italy celebrates winning the men's Paris Roubaix, a 258 kilometer (160.3 miles) one-day-race cycling race, at the velodrome in Roubaix, northern France, Sunday, October 3, 2021. (Photo by Vincent Kalut/Pool Photo via AP Photo)

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.

Отава Ё – Яблочко (Otava Yo – Yablochko; Russian: Яблочко, “Little Apple”). Yablochko is a Russian folk song of chastushka style and dance, traditionally presented as sailors' dance. The choreographed version of the dance first appeared in the 1926 Reinhold Glière ballet The Red Poppy and from there is known in the West as the Russian Sailors Dance.

Ghanaian fans take a selfie prior to a Group G football match between Germany and Ghana at the Castelao Stadium in Fortaleza during the 2014 FIFA World Cup on June 21, 2014. (Photo by Patrik Stollarz/AFP Photo)