Original Video Credit: IG/namayeshgah_cheragh Long before LEDs and battery powered lights, pressurized lanterns like the Petromax could produce an astonishing amount of illumination using only kerosene and clever engineering. The process begins with the rapid heater, which creates a powerful blue flame beneath the generator tube. This preheats the metal components so liquid kerosene can be converted into a vapor before entering the burner. Once the generator is hot enough, the main valve is open

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Brain-computer interface technology is so fascinating. Source: Jude et al., Nat Neurosci, 2026

🚨 ELITE JOB DROP OF THE WEEK 🚨 If you’re an engineer—or know someone who is—this one’s worth paying attention to. I’m seeing some really strong engineering opportunities at Boeing in Charleston, South Carolina across multiple disciplines, and it’s the kind of hiring activity that deserves a closer look. One of the biggest mistakes I see professionals make is waiting until they’re actively job searching to start paying attention to the market. The best opportunities often go to the people who a