A $12 power meter helped me test which electronics in my home were the biggest energy vampires. The result caught me off guard.

Believe it or not, not all USB ports yield the same amount of power, but here's a $10 gadget that can show you which ones you ...

The “DIY Sustainability Toolkit” provides residents of unincorporated communities with a range of supplies to assess water ...

Despite their limited use for testing wall chargers and power banks, USB inline testers let you compare power sources. In three videos, we take you through their features, and we also try an inline ...

Capacitance and Tan Delta testing plays a fundamental role in transformer diagnostics. Capacitance measurements reflect the geometric and dielectric properties of transformer insulation, while Tan ...

As leaders in New Mexico’s water community, we remain alarmed by our ongoing water crisis, particularly when it comes to groundwater. That’s why we’ve been working with the New Mexico Groundwater ...

Oceanic manta rays dive to record depths of 1,250 meters (4,100 feet), according to a first-of-its-kind study to examine in detail the extreme deep-diving behavior of these rays. Researchers tracked ...

Editor’s note: This column was produced before Gene Wengert died in 2025. It is printed here in memoriam. Q How deep should needles go in rough or planed lumber using a pin moisture meter? Insulated ...

According to a Wall Street Journal report, the Elon Musk-led EV giant decided to stop using China-based suppliers for its U.S.-made cars earlier this year, according to sources familiar with the ...

Belgian marine contractor Jan De Nul has launched its newest cable laying vessel (CLV), the Fleeming Jenkin, at the CMHI Haimen shipyard in China, which has now entered the final phase of construction ...