How big it is: 865,000 miles (1.392 million kilometers) across How far away it is: 93 million miles (150 million km) What type of star it is: A yellow dwarf star The sun is the star at the center of ...

Heating water is one of the most energy-consuming and costly household tasks. According to the Department of Energy, it makes up roughly 18% of a standard home's monthly energy budget. And if you use ...

California-based Apparent Inc. has unveiled a new water heater that can reportedly offset 100% of a home’s water heating cost. The system uses low-voltage DC electricity generated by conventional ...

Bottom line: The MIT engineers' solar-powered desalination system represents a significant leap forward in sustainable water treatment technology. By eliminating the need for batteries and maximizing ...