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Discover the 10 Oldest Car Models Still in Production
In the automotive industry, it’s common for brands to discontinue certain car models in favor of more popular ones, redirecting resources where demand is...
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Comptometer Explained – Everything You Need To Know
Four Facts About Comptometer The Comptometer is known to be the first key-driven adding and calculating machine. Comptometers were in use until the 1990s when developments...
10 Somber Pictures of the Titanic’s Underwater Wreckage
The story of the Titanic is one of the 20th-century’s most tragic events. Billed as the “unsinkable” ship, the Titanic sank on her maiden...
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The Real Reason Theranos Failed Spectacularly
Key Facts Elizabeth Holmes first forwarded the idea of Theranos while studying Chemical Engineering at Stanford University. Theranos was backed by powerful investors with Henry Kissinger,...
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Essential World War II Sites Every American Should Visit
As the most studied war in history, World War 2 has created a lasting impact on many generations. Best known as the Second World...
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Alexander Davies
Alexander Davies was a former clerk and accountant who invented a slide bar adder. The device worked by using a carry mechanism which was...
Nikola Tesla – Complete Biography, History, and Inventions
Who was Nikola Tesla
Nikola Tesla was born in 1856; he was a Serbian-American engineer and scientist who produced hundreds of discoveries in generating, transmitting,...
1960s Gym Class Exercises Off-limits in Today’s Schools
What gym class exercises of yesteryear would be off-limits today? Fitness is one of the cornerstones of formative education, or at least was in...
Elon Musk vs. Jeff Bezos: Net Worth, Rivalries, and More
In the past five years, few billionaires have attracted as much public attention as Elon Musk and Jeff Bezos. Their larger-than-life personas, wealth, and...
Mechanical Calculators
Mechanical Calculators: History Up to the end of the 17th century, among the most prominent polymaths and encyclopedic scientists of their time—Leonardo da Vinci, Wilhelm...
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Universal Serial Bus Specs VersionsMaximum Data Transfer SpeedConnector TypesMaximum Cable LengthMaximum Charging PowerUSB 112MBpsType A & Type B3m500mAUSB-2480MpbsSupports all connector types.5m15WUSB 35GpbsUSB 3 USB-A (Type-A)USB...