Li Jing, a researcher from the Purple Mountain Observatory, likened the shift from microwave to terahertz communication to upgrading from a two-lane road to a six- or eight-lane highway.

The comet, formally known as C/2023 A3, was first discovered in January 2023 by Purple Mountain Observatory in China's Jiangsu Province. (The name Tsuchinshan comes from an older transliteration ...