1. Michigan Micro Mote is the world’s smallest computer, its smaller than a grain of rice measuring less than 2 mm across.
2. Chandra Bahadur Dangi currently holds the title of shortest human alive in the world. Chandra Bahadur Dangi was declared the shortest man human adult verified, measuring 54.64 cm by Guinness World Records.
3. A Boy and His Atom by IBM is the smallest movie in the world. It is a stop-motion animation film directed by Nico Casavecchia. One minute in length, the movie was made by moving carbon monoxide molecules and was viewed with a scanning tunneling microscope which magnifies them 100 million times.
5. Disposable Endoscopic Camera developed by Germany’s Fraunhofer Institute for Reliability and Microintegration is the smallest camera in the world with size of 1 cubic mm (1mm X 1mm X 1mm) only.
6. Vatican is the smallest country in the world with total area of only 0.44 km square area (Nearly 110 acres). The country fits within Rome the capital of Italy and is also home of the biggest church in the world.
7. The smallest bone in the human body is the Stapes bone in the middle ear. The stapes is also the lightest bone in the human body.
8. The Bumblebee holds the world record for the smallest piloted airplane with 8 feet and 10 inches length and wingspan of 5 feet and 6 inches.
9. The Peel P50 is the smallest production car ever made. Its a three-wheeled microcar with length of just 52.8-inches.
10. The SwissMiniGun is the smallest revolver in the world with 2.16-inch in length, its fires 2.3 caliber bullet of 400 feet per second. This gun is banned in the United States of America.