The Real Reason Two Identical Telescopes Stand in the Middle of the Arctic — Highlights

Why Two Identical Telescopes Stand in the Arctic — 30-Second Recap

The twin radio telescopes at Ny-Ålesund in the Arctic measure the Earth to the millimeter using quasars as a reference. This recap lays out the method in 4 steps and uses the original video to show why there are two (twice as many quasars scanned, and the Arctic stays covered even during maintenance). Source: Science Cookie (과학쿠키)

#뉘올레순 #전파망원경 #과학상식