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When aluminium was more valuable than gold

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Can you believe that? Once, aluminium, one of the most common elements on earth, was valued at almost twice the price of gold. In 1852, aluminium cost $1,200 per kg, while gold was being sold at around $664 per kg. But aluminium prices dropped all the way to $1 per kg by the 1890s. Now, it’s commonly used to wrap leftovers and make soda cans. How did that happen?

My Rule of Thumb for Netiquette (Online Etiquette)

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I have a really simple rule of thumb when it comes to online etiquette. And it goes like this: If you wouldn’t do it offline, don’t do it online. We live in a crazy world, and the things I see people do online are sometimes unbelievable. Things like name-calling, offending others, strong language and sharing of inappropriate material are far too common on the net. If you don’t care much about...

The other side of the Dunning-Kruger effect

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Have you ever dealt with someone who is generally bad at something but at the same time, they’re absolutely confident that their work is excellent? If so, you most probably saw the Dunning-Kruger Effect in action. If you’re not familiar with the term, the Dunning-Kruger effect is a type of cognitive bias in which people believe that they are smarter and more capable than they really are. It’s...