World’s smallest pacemaker

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Longest glass water slide

The water slide, located in Tianzidi Scenic Area, Tonglu County, Hangzhou City, Zhejiang Province, China, is 2,266.515 m long. The main structure of t…

Fastest time to solve a 5 level Tower of Hanoi with one hand

Cai Songqin (Xiamen, China) successfully solved a 5 level Tower of Hanoi with one hand in 11.141 seconds in Xiamen, China, on 4 December 2022. Verifie…

The shortest subway in the world

The Tünel is a historical underground funicular line in Istanbul, Turkey, located at the northern shore of the Golden Horn. It has two stations, conne…

World’s lightest running shoe

A men’s lightweight running shoe in size 41, designed by Anta (China) Co., Ltd., weighs 99 grams. Officially verified by the WRCA, the shoe has …

Fastest horse in the World

Thoroughbreds are the fastest horses over long distances. They can keep 40 mph (64.3km/h) for a mile. Various types of horse breed developed for speci…

Most burpees in three minutes (male)

Kuwar Amritbir Singh from Gurdaspur, India, completed 121 burpees in three minutes. This record was attempted at Ek Zaria, Model Town, in the Ludhiana…

Youngest person to solve a 15×15×15 Rubik’s Cube

Ni Borui (China, b. 21 September 2016) successfully solved a 15×15×15 Rubik’s Cube in 2 hours and 14 minutes 48.60 seconds in Huai’an City…

Most letters of the full chemical name of titin written

Yin Jun (China) attempted to write from memory the full chemical name of titin, which contains 189,819 letters. It took him 1 hour and 53 minutes to c…

Fastest time to solve the 15-puzzle

Fu Boyan from Putian City, Fujian Province, China, under the supervision of notaries from the Luanjiang Notary Office in Xiamen, Fujian Province, succ…

Most muscle ups in one hour

Stevan Veskovic (Serbia) completed 208 muscle ups in one hour at the Faculty of Sport and Physical Education in Novi Sad, Serbia, on 14 March 2020, se…