Popular Science
Early Computers: A history of the first digital machines
by chm

The first digital computer was created by Charles Babbage in 1876. It was massive in size, weighed around 30 tons, and used vacuum tubes for circuitry. It was also slow, with a processing speed of only a few kilohertz.

Jun 14 178
The Facts About Silicon Valley
by chm

The Silicon Valley area of the San Francisco Bay Area is home to the largest concentration of high-tech workers and venture capital firms in the United States, as well as the highest concentration of millionaires and billionaires. The average cost of a home in Silicon Valley is over $1 million. The region is home to Stanford University and the University of California, Berkeley, as well as some of the world's largest technology companies, including Google, Apple, and Facebook.

Jun 13 184
Early Days of Quantum Computing
by chm

In the early days of quantum computing, there were various concerns about the technology. Some scientists worried that quantum computers would be able to break the laws of physics, while others believed that they would be too powerful and could be used for evil purposes. However, quantum computers have shown great promise in recent years, and it is now widely accepted that they have the potential to outperform classical computers.

Jun 13 193
The Cost of Starting Up in Silicon Valley, the US, India, China, Brazil , and...
by chm

The average cost of starting a business varies widely depending on the location. Silicon Valley has the highest average cost at $5,000, while India has the lowest at $1,000.

Jun 13 193
The Many Telescopes of Our Universe
by chm

The article discusses the many different types of telescopes that have been invented over the years, from the first modern telescope in 1608 to the Gran Telescopio Canarias, the largest telescope in the world. It also discusses the discoveries made by the Hubble and Kepler space telescopes, including the over 1,000 and 3,000 planets respectively that have been found outside of our solar system.

Jun 12 184
The Wonders of Our Universe
by chm

There are an incredible number of stars and galaxies in our universe. The average person can see about 3,000 stars with the naked eye, but there are an estimated 100 billion galaxies in the observable universe. The largest telescope in the world is the Keck Observatory in Hawaii, which has twin telescopes that are each 33 feet in diameter. The Hubble Space Telescope has captured some of the most amazing images of our universe, including the "Pillars of Creation" in the Eagle Nebula. Our Milky Way galaxy is thought to have about 400 billion stars. The nearest star to our sun is Pro xima Centauri, which is about 4.2 light years away.

Jun 12 191
Telescopes: A History of Discovery
by chm

Telescopes have been used for centuries to discover new objects in our solar system and beyond. In 1609, Galileo Galilei used a telescope to discover the moons of Jupiter. In 18 46, William Lassell used a telescope to discover the second known moon of Neptune. In 1930, Clyde Tombaugh used a telescope to discover the dwarf planet Pluto. In 1995, astronomers using the Hubble Space Telescope discovered the first known moon beyond our solar system. In 2005, astronomers using the Keck Observatory discovered a system of seven Earth-sized planets orbiting the star Trappist-1. In 2016, astronomers using the Atacama Large Millimeter/submillimeter Array discovered a planet orbiting the star Proxima Centauri.

Jun 11 240
a dad named Cool
by chm

The "cool dad" is a cultural icon that has been around for decades. Cool dads are often shown as being more relaxed and open-minded than other fathers, and are able to connect with their children on a more emotional level. They also often possess a great sense of humor.

Jun 11 219