As the co-owner of a California property that has never been tied to the electric grid, I can attest to the warm feeling of self-sufficiency that comes with a functioning solar power system.
NASA's Parker Solar Probe set records on Christmas Eve, at 6,35,266 kilometres from the Sun, enduring 1,800°F heat, and reaching 6,92,000 kph. It collects data on the Sun's corona, solving mysteries a ...