Air conditioning is the best way to prevent heat-related illnesses during prolonged periods of high temperatures, according ...

Explosions were heard in Iran's capital as Israeli warplanes pounded Tehran throughout the day and night. Iran’s supreme leader rejected U.S. calls for surrender and warned that any ...

Electricity can be easily converted into heat—every electric cooker does it. But is the opposite also possible? Can heat be ...

Another simple circuits for PWM programming of standard regulator chips, this time Vout is programmable down to zero volts.