Science

1.X is the former Chairman of Indian Space Research

Organisationand Secretary to the Department of Space, Government of India since September 2003. He is also the Chairman, Space Commission and acts as the Chairman of Governing Body of the Antrix Corporation, Bangalore. X was awarded the Padma Vibhushan, India's second highest civilian honour, on January 26, 2009.He also served as the Chairman, Board of Governors, Indian Institute of Technology Patna until he stepped down voluntarily due to his alleged involvement in Antrix-Devas deal.

Madhavan Nair

2.British mathematician, logician, cryptanalyst, and

computer scientist. He was highly influential in the development of computer science, giving a formalisation of the concepts of "algorithm" and "computation" with the X machine, which can be considered a model of a general purpose computer. X is widely considered to be the father of computer science and artificial intelligence. CAPTCHA includes part of his name.

Alan Turing

An Indian scientist has created the first-ever highly intelligent robots that will play X with humans in a series of sell-out shows at this year's Edinburgh International Science Festival.

The scientist, Ram Ramamoorthy, who is from Bangalore, said the devices will try to react intelligently to win the games besides practicing responses to human gestures.

Rock, Paper, Scissors

In a first-of-its kind procedure in the UK, doctors have employed a pioneering X technology to create a prosthetic face for a man who had the entire left side of his face removed after suffering from cancer.

3-D Printing

X is a bitter, white crystalline xanthine alkaloid that acts as a stimulant drug. X is found in varying quantities in the seeds, leaves, and fruit of some plants, where it acts as a natural pesticide that paralyzes and kills certain insects feeding on the plants In humans, X acts as a central nervous system stimulant, temporarily warding off drowsiness and restoring alertness. It is the world's most widely consumed psychoactive drug, but unlike many other psychoactive substances, it is legal and unregulated in nearly all parts of the world. Beverages containing X, enjoy great popularity. In North America, 90% of adults consume X daily.

Caffeine