The Square Kilomere Array (SKA) Observatory’s growing telescope array in South Africa, SKA-Mid, has achieved its “first fringes” using two of its dishes, a milestone demonstrating its maiden operation ...

New Mexico’s Plains of San Agustin are otherworldly: Silence, sand and sharp plants reign on the valley floor. Knobbly volcanic rock rises above. Pronghorns’ legs and jackrabbits’ ears break up the ...