The ubiquity of the 4 to 20mA current loop in analog process monitoring and control creates possibilities for peculiar designs of circuits for unusual accessory functions. Figure 1 shows an example.

Octopuses may be even smarter than we thought. Researchers at Dartmouth found that octopuses can learn to use mirrors to locate food hidden behind them—a skill previously seen only in vertebrates like ...

Sri Lanka records first monthly current account deficit since October 2025, reaching US$ 532mn in April A surging import bill, driven by global fuel prices and vehicle imports, widens the trade ...

All drivers need to be clued up on a rule that applies to motorists when driving at certain hours. Failing to follow this rule could result in a fine of up to £1,000 or penalty points being slapped ...

See those dome cameras at the grocery store? Those aren’t just for shoplifters. Those run AI that tracks every step you take, every pause you make to figure out what you want to buy. Yes, it’s ...

When you receive your credit card bill, you'll notice two different balances: the statement balance and the current balance. Conventional wisdom says that you should always pay off your statement ...

AI coding benchmark MirrorCode published its full results June 26, showing Claude Opus 4.7 autonomously rebuilt a 60,000-line interpreter and scored 56% overall — completing tasks that take human ...

Scientists used swirling water waves to simulate a quantum effect, uncovering rotating nodal patterns that could deepen understanding of hidden quantum phenomena.

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...

View post: I Tried 15 of the Best Soy Sauces—and One Completely Changed My Mind View post: Sam's Club Is Selling a Beautiful $30 Chopping Block That Looks Strikingly Similar to a Williams Sonoma Style ...

We earn commissions from purchases you make using links in our articles. Learn more. The fight for supremacy between the Jeep Wrangler and Ford Bronco could go on forever, but there’s one line where ...

James Chen, CMT is an expert trader, investment adviser, and global market strategist. Somer G. Anderson is CPA, doctor of accounting, and an accounting and finance professor who has been working in ...