We explain how aluminium went from a luxury metal to a world changing material. In the 1800s it was more expensive than gold. New refining methods dropped the price from $1.200 per kilo to just $1.

So, you’re looking to get better at coding with Python, and maybe you’ve heard about LeetCode. It’s a pretty popular place to practice coding problems, especially if you’re aiming for tech jobs.

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We hear it all the time in true crime podcasts, headlines and neighborhood chatter: Call the cops. The cops showed up. Good cop, bad cop. But have you ever stopped to investigate where the word cop ...

Among the myriad abilities that humans possess, which ones are uniquely human? Language has been a top candidate at least since Aristotle, who wrote that humanity was “the animal that has language.” ...

A steadily growing cohort of ‘clean’ fashion brands is challenging the chemistry of our clothing. “People have detoxed their cleaning products, detoxed their beauty products, detoxed their cookware, ...

Dr. Berg teaches philosophy at the University of California, Irvine. Last spring, it became clear to me that over half the students in my large general education lecture course had used artificial ...

Getting a handle on LeetCode can feel like a big task, especially when you’re starting out. But with the right approach and tools, it becomes much more manageable. Python, with its clear syntax and ...

Plastics are woven into every aspect of our lives, but what was once the poster child for convenience is fast becoming a pariah product. The era of single-use plastic must end; banning it is the only ...

We know we do it. But have you ever studied a person’s gestures as they spoke to you? Or noticed how you move your hands subconsciously when speaking? Gesturing comes naturally to many of us and is ...

Astronomical fall is the one we all learned about in school. Its date changes year-to-year. In 2025, it happens on September 22. This is when the sun's light is directly over the equator, marking the ...