Europe’s Euclid space telescope has detected a rare halo of bright light around a nearby galaxy, astronomers reported Monday. The halo, known as an Einstein ring, ...

When we visited Yerkes Observatory in 2021, it was closed and faced a daunting road back, yet its director had big plans. It ...

Book your free Museum entry ticket online in advance. See how artists and scientists view the natural world through more than 100 images from the Museum's collection in the Images of Nature gallery.