Perpetual motion devices are either a gag, a scam, or as in the case of this particular toy that [Big Clive] bought on AliExpress, a rather fascinating demonstration of a contact-free inductive ...

If you’ve got an existing smart home rig, motion sensors can be a useful addition to your setup. You can use them for all ...

Keep your home safe and visible at night while saving energy via quality outdoor motion sensor lights. We tested today’s top ...

The circuit is simple, economical, and built using easily sourced, budget-friendly components. True to form, the onboard test ...

The T100 is quite small for a motion detector, and at just 42.3 x 42.3 x 34 mm it’s around half the size of the equivalent product from Eufy. It attaches to an included stand/wall mount with a ...

The Bissell Mansion, as photographed on Friday, Sept. 19, 2025, is the oldest house in St. Louis. Nineteen people are known to have died in the house, which has stood for more than 200 years. ST.

SimpliSafe’s user-friendly equipment and competitive pricing make it our top pick for a home security system. Some or all of the mortgage lenders featured on our site are advertising partners of ...

CNET staff -- not advertisers, partners or business interests -- determine how we review products and services. If you buy through our links, we may earn a commission. Video doorbells are much more ...

Abstract: In this article, a novel 4H-silicon carbide (SiC) trench Schottky-type neutron detector dedicated interface application-specific integrated circuit (ASIC) with extremely fast-response speed ...

Abstract: This demonstration showcases a novel FPGA development pipeline for developing a low-power and real-time motion artefact detection module for a wearable functional near-infrared spectroscopy ...

Built out of concrete, this rock-solid state headquarters has been the nerve centre of the Tasmanian Police for more than 20 years. Perched on a prominent corner opposite the city’s main hospital, 47 ...