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Open Questions: A Series on What Science and Law Have Not Settled
A new x9m8 series on unsettled questions in AI, consciousness, evolution, biotech and law, each with the evidence, the rival answers and…
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How to Test a Fuse, Diode and Capacitor With a Multimeter
Plain answers on testing a fuse (continuity), a diode (diode-test mode) and a capacitor (capacitance mode), including why capacitance alone cannot catch…
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Enhanced Geothermal Goes Commercial: What Fervo’s Cape Station Delivered in 23 Months, and What Remains Unproven
Fervo Energy declared its first 33 MW Cape Station block in commercial operation on September 30. The schedule, the buyers, the horizontal-drilling…
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PM2.5 Air-Quality Monitor With a PMS5003 and an ESP32
How a laser-scattering PM2.5 sensor counts particles, what the PMS5003 datasheet promises, how to parse its 32-byte frame on an ESP32, and…
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Build a Spectroscope and Identify Common Light Sources
Two ways to build a diffraction-grating spectroscope, how to calibrate it with a fluorescent lamp, and a table for reading LED, CFL,…
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Nothing Headphone 1 Pro: xMEMS Treble Driver, 10-Mic ANC and a $399 Price
The Nothing Headphone 1 Pro adds a solid-state xMEMS treble driver and 10-mic ANC for $399. Confirmed specs, battery math and what…
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Bose Wired Earbuds Bring USB-C Noise Cancelling for $99
Bose wired earbuds add active noise cancelling over USB-C with no battery. Price, specs, the 24-bit/48kHz limit, and what Bose has not…
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How to Use git bisect to Find the Commit That Broke Your Build
A worked git bisect example: mark good and bad commits, automate the search with git bisect run, understand the exit codes, and…
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iPhone 18 Pro Review: What Two Independent Test Suites Say About the A20 Pro
iPhone 18 Pro analysis: A20 Pro benchmarks, thermals, variable-aperture camera and battery results from two reviewers, plus the $1,199 starting price.
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Starship Reached Orbit, Then Quit Early: Flight 14 in Six Numbers
Starship Flight 14 reached orbit for the first time and deployed 26 Starlink V3 satellites, then came home about seven hours early.…
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Pressure Washer GFCI Warnings: FOTING and LANCHEZ Explained
Why a pressure washer GFCI matters: CPSC warned on FOTING units Sept 24 and recalled LANCHEZ Sept 17. Models, numbers, how a…
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Can Volcanic Crystals Check the Vesuvius Eruption Date?
A Science Advances study dates Vesuvius pumice by argon-argon and lands within error of the Vesuvius eruption date in Pliny’s letter. Numbers…
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How to Set Up WireGuard to Reach Your Home Network
Keys, two config files, one forwarded UDP port and a routing setting get a laptop onto a home network. A tutorial, plus…
Tuesday, October 13, 2026
Science, Technology, and the physics underneath
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