A Simple Streetlight Hack Could Protect Astronomy From Urban Light Pollution

Tereza Pultarova reports via Space.com: Light pollution is a growing threat to astronomy, but a new streetlamp technology could restore clear views of the night sky. [...] A study published earlier this year found that stars are disappearing from the sky at an average rate of 10% per year. This trend affects even the world's most remote observatories. Germany-based startup StealthTransit recently tested a solution to this growing issue. "Unfortunately, this problem haunts almost all observatorie