Explanation

• Ernst Mayr is regarded as Darwin of the 20th century.
• Ernst Mayr was a German-American biologist. 
• Ernst Mayr died in 2005.

Explanation

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  International Olympic Committee (IOC) is a non-governmental sports organisation based in Lausanne, Switzerland.
• International Olympic Committee (IOC) was founded by Pierre de Coubertin and Demetrios Vikelas in 1894.

Explanation

Jaap Haartsen has been active in the area of wireless communications for more than 25 years.

In 1994, he laid the foundations for the system that was later known as the Bluetooth Wireless Technology, enabling connections between a seemingly endless array of devices.

Explanation

John Bardeen was an American physicist. He is the only person to be awarded the Nobel Prize in Physics twice: first in 1956 with William Shockley and Walter Brattain for the invention of the transistor; and again in 1972 with Leon N Cooper and John Robert Schrieffer for a fundamental theory of conventional superconductivity known as the BCS theory.

Explanation

The production of silk originates in China in the Neolithic

Explanation

A scanner scans images, printed text, handwriting or an object and converts it to a digital image. 

Scanner is an output device. 

Scanner founder: Russell Kirsch

Russell Kirsch belongs to USA.

Explanation

Braille education system was introduced by Braille for Blinds.

Braille education system Creator: Louis Braille

Additional information 

Braille is a system that uses combinations of raised dots to spell letters and numbers.

Louis Braille was a French educator and the inventor of a reading and writing system

Braille was blinded at the age of three in one eye

Explanation

Benjamin Holt was an American inventor who patented and manufactured the first practical crawler-type tread tractor. 

Explanation

Evan Williams, byname Ev,  American computer programmer who, with Jack Dorsey and Biz Stone, founded Twitter.

Explanation

Karoline Mikkelsen was the first woman to reach South Pole.

Mikkelsen was a Danish-Norwegian explorer who in 1935, was the first woman to set foot on Antarctica.