Interesting Contents Archive

What an astonishing thing a book is. It’s a flat object made from a tree with flexible parts on which are imprinted lots of funny dark squiggles. But one glance at it and you’re inside the mind of another person, maybe somebody dead for thousands of years. CARL SAGAN

This so-called “particle robotics” system is computationally simple robots that connect in large groups to move around, transport objects, and complete other tasks. Find more at https://t.co/apvIh9nNK2 🎥 MIT / YouTube #engineering https://t.co/MMt5fSKVb5

New York's Metropolitan Transportation Authority (MTA) started using ultraviolet light technology. 🚡 Find more at https://t.co/apvIh9nNK2 🎥 Metropolitan Transportation Authority #engineering https://t.co/nuKgkfNY56

Dentists at St Bart’s have used their x-ray machines to read antique letters without opening them. This process is only possible because the scanner can detect small amounts of metal in the ink.

In 1967, Kathrine Switzer became the first woman to run the Boston Marathon as a registered runner. At the time, it was considered a men’s only race and Kathrine was physically attacked while running. After completing the marathon, she went on to create more opportunities for women in running and sports. #WomensHistoryMonth

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Now we know what to look for. 🧐 #engineering https://t.co/oaC41f6v6p

Hair that got stuck in a zipper

As the world’s militaries rush to win the AI race, organizations are raising their voices in opposition. 🤖 #engineering https://t.co/BjbMcueP0Y

The highest scorers get extra rewards from Amazon, Apple, Netflix, and more major companies. 🧐 #engineering https://t.co/5OJ1gFfMyt

TIL in 1859, a massive solar flare caused telegraph communications around the world to fail. Auroras glowed so bright in the night that birds chirped and people went to work believing it was sunrise. A similar event today could impact power grids, satellites, and GPS systems, costing $1-2 trillion.

1979 at the St Patrick’s Day Parade in NYC. 🎥 jamiekalikowphotography Happy St Patrick’s day!

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The new strains may be up to 20% more transmissible and current treatments may not work against them. 🦠 #engineering https://t.co/LL3uEk0AxV

Amazing aerial Venice shot