The battery built by his team endured 500 complete charge cycles—about as many as the batteries in most smartphones are ...

The DA called the allegations "profoundly tragic and deeply unsettling." A California mom has been charged with murder for allegedly drowning her 7-year-old daughter, prosecutors said. Graciela ...

Donald Trump’s physician said the US president is “fully fit” to serve as commander in chief, according to a health report released Sunday by the White House. Navy Captain Sean Barbabella ...

President Donald Trump is reconsidering the recently imposed 25 percent tariff on imported automobiles. The President acknowledged that automakers might need additional time to shift production to ...

The spot-light retinoscope projects a circular light beam. The slit-light retinoscope with a light beam in the form of a line, simplifies recognition and the determination of astigmatic refractive ...

'ZDNET Recommends': What exactly does it mean? ZDNET's recommendations are based on many hours of testing, research, and comparison shopping. We gather data from the best available sources ...

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