Tag: science & technology

The result of 100 minus 1 is 99. This is basic subtraction: 100 - 1 = 99.

Electrons are subatomic particles with negligible mass compared to atoms, while molecules consist of two or more atoms bonded together. An individual electron is far smaller than even the simplest molecule, making the statement false.

Mark Zuckerberg founded Facebook in 2004 while he was a student at Harvard University, initially launching it as a social network for college students. The other inventors listed created different technologies: Karl Benz invented the automobile, Albert Einstein developed the theory of relativity, and Laszlo Biro invented the ballpoint pen.

Martin Cooper invented the first handheld mobile phone in 1973 while working at Motorola, and made the first public call on a prototype in New York City. His invention revolutionized personal communication by making telephones truly portable for the first time.

Brahmagupta, a 7th-century Indian mathematician, was the first to formally define zero as a number and establish rules for arithmetic operations involving it. While other cultures used placeholder symbols, Brahmagupta treated zero as a number in its own right with specific mathematical properties.

John Shepherd-Barron invented the first automated teller machine (ATM) in 1967, which was installed by Barclays Bank in London. His invention was inspired by a chocolate vending machine and allowed customers to access cash outside of normal banking hours for the first time.

John Shepherd-Barron invented the first automated teller machine (ATM) in 1967, which was installed by Barclays Bank in London. His invention was inspired by a chocolate vending machine and allowed customers to access cash outside of normal banking hours for the first time.

Larry Page and Sergey Brin founded Google in 1998 while they were Ph.D. students at Stanford University, developing a revolutionary search engine based on their PageRank algorithm. Their creation became the world's most widely used search engine and transformed how people access information on the internet.

The Hubble Space Telescope (launched 1990) is NASA's most famous and iconic space telescope. It has produced groundbreaking images and discoveries for over 30 years. The James Webb Space Telescope is newer and more powerful, but Hubble remains the most famous historically.