NASA’s Solar Dynamics Observatory (SDO) has detected a colossal coronal hole on the Sun’s surface, stretching an estimated 500,000 miles across—a size equivalent to 62 Earths lined up side by side.

The new record was achieved on a 9cm2 tandem perovskite silicon solar cell compared to most records achieved on 1cm2 cells.

Observatories in Chile’s Atacama Desert, including the world’s largest optical telescope, could be blinded by light pollution ...

Sunrun Inc . (NASDAQ:RUN), a leading provider of residential solar energy systems with a market capitalization of $2.09 billion, finds itself at a critical juncture as it navigates a complex landscape ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...