Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I ...

The ReSpeaker Lite ($32) is a ESP32-based audio kit with a 2-mic array from Seeed Studio that can transform your old speakers ...

当环境光线变亮时，又自动关闭灯带。 连接 Arduino ↔ LDR 分压 ↔ 继电器模块 ↔ 12V 灯带。 热熔胶枪（可选） 用于固定 LDR 位置或整理线材，提升结构可靠性。 A0 点的电压随光照变化而变化，Arduino 通过 analogRead(A0) 读到 0–1023 之间的数值，即可反映当前亮度。 为了安全与隔离，LED 灯带不直接由 Arduino 供电，而是： 灯带的 正极( ...

Aryan Gupta’s sanitation rover replaces unsafe manual drain cleaning with a remotely operated, low-cost robot that protects workers and exemplifies ethical, human-centered engineering in urban India.

HONG KONG, Nov. 2, 2025 /PRNewswire/ -- On November 2, the torch relay for the 15th National Games, of the People's Republic of China was launched simultaneously in four cities: Hong Kong, Macao, ...

HONG KONG, Nov. 2, 2025 /PRNewswire/ -- On November 2, the torch relay for the 15th National Games, of the People's Republic of China was launched simultaneously in four cities: Hong Kong, Macao, ...

Relay Therapeutics leads with RLY-2608, an allosteric PI3Kα inhibitor showing superior safety and efficacy in advanced breast cancer. RLY-2608’s phase 1/2 trial data demonstrates higher response rates ...

The men’s 4×200 free relay that won world gold a year after claiming the Olympic title have been shortlisted for Athletes of the Year at the Aquatics GB Awards 2025. Matt Richards, James Guy, Jack ...

Hong Kong joined Macau and two Guangdong cities on Sunday in marking the run-up to the National Games with torch relays featuring top athletes, business leaders and community members, as a minister ...

At the Hong Kong torch relay ceremony, Feng Xingya, Chairman and President of GAC Group, successfully completed the torch relay as the 8th torchbearer. This marks Feng's return as a torchbearer for a ...