January 2025
Predicting eclipses with clockwork (Dec 2025)We're used to computing devices being electronic. But what can we do with a purely mechanical approach? This article looks at how eclipse prediction might have worked in the Antikythera Mechanism, c.2300 years ago.
Categories: retrocomputing, science and technology
Watch out: the Chinese domain registration scam is getting slicker (Jan 2025)It's an old scam, but it's recently resurfaced in a slicker, more convincing form
Categories: security
Technical writing: what do we lose, when we write more readably? (Jan 2025)There's no shortage of guidance on writing English that people will want to read. In science and technology, however, can we apply the same guidelines without losing information?
Categories: education
A USB power supply with a real on-off switch (Jan 2025)As part of my campaign to eliminate wall-warts and external power supplies that don't have on/off switches, I've built a USB charger that has a mains switch. Why? Because nobody seems to sell one.
Categories: science and technology
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