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Why does a diode block current one way?

A diode is a small but powerful component that only lets electricity flow in one direction. In this video, you'll learn how diodes work, why they block current from going backward, and how they ...
E&E

Greens sue Interior to block new oil drilling, testing in Alaska

The groups say the agency did not adequately consider the risks of authorizing the hunt for new oil reserves. Conservation and Indigenous groups are suing the Interior Department to block new oil ...

I Tried 6 Viral LED Masks — Here’s What Actually Made a Difference

A beauty editor reviews six popular LED face masks, including the TheraFace Mask Glo, Shark CryoGlow, HigherDOSE, and ...
The Press and Journal

Can I learn to love the Aberdeen winter? I put SAD lamps, music and science to the test

An icon of a desk calendar. An icon of a circle with a diagonal line across. An icon of a block arrow pointing to the right. An icon of a paper envelope. An icon of the Facebook "f" mark. An icon of ...
Electronic Design

Terminal Blocks Test Circuits Without Disconnecting Wires

Featuring built in test points with a lever disconnect switch, the WKC/TKM series of top-mounted knife edge disconnect terminal blocks allow a technician to either test or calibrate a circuit without ...
The New York Times

The Best Sunrise Alarm Clock

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› By Annie Chou Annie Chou is a ...
IEEE

Impact Study of Commutation and Diode Open Circuits on the Excitation Capacity of WRSGs Based on a System-Level Semiphysical Crosslinking Test

Abstract: Wound-rotor synchronous generators (WRSGs) are the main structures used in aircraft power systems. As a key component of WRSGs for realizing brushless commutation, rotary rectifiers (RRs) ...
theblock

Strategy says MSCI’s 50% bitcoin test risks index ‘whiplash’ and conflicts with US pro-innovation policy

Strategy argues MSCI’s proposed threshold would be impossible to apply consistently, citing conflicting accounting rules and the risk of constant index churn. The firm says the move would undercut U.S ...