Mexico City taps solar energy to clean up historic Aztec-era canals

Advanced Civilizations Could be Using Dyson Spheres to Collect Unimaginable Energy From Black Holes

Scientists Set New World Record With Bifacial Solar Cells

A new class of exoplanet very different to our own, but which could support life, has been identified by astronomers, which could greatly accelerate the search for life outside our Solar System.