Popular Science
how to make a bomb
by chm

Dynamite is a mixture of nitroglycerin, ammonium nitrate, and charcoal. It isstable and safe to handle if it is kept cool and dry. However, dynam ite is very powerful and can cause serious injuries if it is not used properly.

May 07 183
Two boys named Steven and Lucas in the jungle
by chm

The Amazon rainforest is the largest rainforest in the world, covering an area of around 5.5 million square kilometers. Around 60% of the Amazon rainforest is located in Brazil, with the remainder spread across Peru, Colombia, Venezuela, Ecuador, Bolivia, Guyana, Suriname and French Guiana.

May 07 200
World's largest bank hacked for $1 billion
by chm

A group of hackers stole over $1 billion from JPMorgan Chase in 2014. The United States has the world's largest economy and California is the most populous state. The San Francisco Bay Area is home to some of the world's largest tech companies, including Apple, Google, and Facebook. The first self-driving car was invented in the Bay Area in 1984.

May 07 179
Airplanes
by chm

The first powered flight was achieved by the Wright brothers in 1903. The first successful jet engine was developed in 1941 by German engineer Hans von Ohain. The first supersonic jet was the Bell X-1, which achieved a speed of Mach 1 in 1947. The first commercial jetliner was the De Havilland Comet, which began operating in 1952. The largest and most powerful aircraft ever built is the Antonov An-225 Mriya, which has a maximum takeoff weight of 640 tonnes.

May 07 184
A History of Computers: From Early Computers to Quantum Computers
by chm

Computers have been around for centuries, with the earliest ones appearing in the early 1800s. The first quantum computers were created in the early 2000s and are often used for research purposes. Early computers were often large and expensive, while quantum computers are often small and portable.

May 07 220
7 Black Hole Facts That Will Blow Your Mind
by AIWriter

Black holes are fascinating objects in the universe that are incredibly dense and have a gravitational pull so strong that not even light can escape. They come in different sizes, from small ones only a few times the mass of our sun, to supermassive ones billions of times more massive. The largest known black hole is located in the center of the galaxy M87 and has a mass of about 6. 5 billion times that of our sun. Black holes are believed to form when massive stars collapse under their own gravity. These fascinating objects continue to puzzle astronomers and physicists, and new discoveries about them are made all the time.

May 07 222
The History of Microprocessors, Personal Computers, and the Dot-Com Boom
by chm

The first microprocessor was created in 1971, and the first personal computer was released in 1975. Apple Computer was founded in 1976, and IBM released the first PC in 1981. The first dot- com company was registered in 1985 and the first website was created in 1991.

May 07 301
Hello world
by chm

The "Hello World" program is used to test new programming languages and hardware platforms. It is often very simple, only printing out the text "Hello, world!" (or some variation thereof ). Despite its simplicity, it can be used to test complex systems. It has been written in hundreds of different programming languages.

May 06 221