PHILADELPHIA — The solar power industry is booming and that growth helps the world meet its climate goals by replacing fossil fuels. But an emerging problem in the U.S. solar business that installs ...

From an early age, we are taught to understand that the planets of our solar system change in position while orbiting a central star, the sun. But does the sun itself move within the solar system?

Guest: Professor Dagomar Degroot, environmental historian at Georgetown University and author of Ripples on the Cosmic Ocean: ...

KNOXVILLE, Tenn. (WATE) — An East Tennessee couple finally has a solar system that is working full-time. When Knoxville-based Solar Titan was forced to close last year by the state following hundreds ...