The First Photograph of Another Earth
Astronomers are working today on the camera that will see habitable planets in other solar systems.
Can we learn anything by pretending?
China Now Has the World’s Biggest Radio Dish
The 500-meter telescope will be dedicated to astronomical research and SETI.
Big Glass and the Age of New Astronomy
The fight to put a monster telescope on Mauna Kea is part of a bigger war looming among astronomers.