Tesla, Sunrun and Renew Home plan to tap solar panels, batteries, thermostats and other devices installed in millions of homes to meet the energy demands of artificial intelligence. By Ivan Penn The ...

This is the sun's time to shine: Sunday is the longest day of the year in the Northern Hemisphere. Sunday is the solstice, marking the start of astronomical summer north of the equator. It’s the ...

With the final days of spring upon us and summer approaching, people look forward to the summer solstice, which marks the official astronomical start of the new season. In an astronomical calendar, ...

It's officially the summer solstice which is the longest day of the year and the first day of summer. On Sunday, June 21, at 4:24 a.m. ET, the summer solstice will occur in the Northern Hemisphere, ...

Abstract: Sub-synchronous oscillation (SSO) is considered a stability issue related to turbine-generator systems, posing negative impacts on system integrity. The high penetration of wind energy has ...