Study from Bielefeld finds major departure from the standard model. How fast and in what direction is our solar system moving through space? This question, though simple in appearance, plays a central ...

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 ...

This year, during the heat of summer, when temperatures in New York surpassed 90°F, the 22 solar panels on the roof of my house were doing absolutely nothing. This is not something I learned until ...

To the editor: Every month, California throws away enough solar and wind energy to power half a million homes — not because we don’t need it, but because our system is designed to waste it. While ...

The Kuiper Belt object Altjira was thought to be a binary, but closer analysis suggests that it is highly likely to be a triple system This raises the question of the three-body problem; if Altjira ...