More than one-fifth of US electricity is used to power artificial lighting. Light-emitting diodes based on group III/nitride semiconductors are bringing about a revolution in energy-efficient lighting ...

Discover how to build a simple DIY Stirling engine powered by heat from candles using an empty spray can and pen components.

India’s national power transmission network has scaled past 5 lakh circuit kilometres (ckm) of transmission lines of 220 kilovolt (kV) and above, the Power Ministry informed on Thursday (January 22, ...

In MCU-based projects, this design uses a single push button to switch on and switch off 5-V and 15-V supplies in sequence.

Like many of us, [Tim]’s seen online videos of circuit sculptures containing illuminated LED filaments. Unlike most of us, however, he went a step further by using graph theory to design glowing ...

A research team led by Prof. Zhang Tianshu from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences ...

An electrical outage at Ukraine’s Chernobyl Nuclear Power Plant has taken spent fuel cooling systems offline, leading to a potential risk of overheating and the release of dangerous levels of ...

Jan 22 (Reuters) - Lululemon Athletica (LULU.O), opens new tab said on Thursday it has resumed online sales of its recently launched "Get Low" workout line, days after user complaints forced the ...

A new crowdfunded flashlight called the Sodiumfrostglow is getting attention for one specific reason: it uses a sodium-ion ...