Celebrating the 75th anniversary of Ed Sullivan's "really big show"

Universe Is Expanding Much Faster Than We Thought, Creating a 'Crisis in Cosmology'Fred Ward, acclaimed film and television actor, has died at 79

Harvard Scientists Think Even Absolutely Tiny Planets Could Support LifeHere's How We Might Find a Wormhole, if They ExistedThe Most Advanced Space Telescope Ever Just Passed a Series of Crucial Tests

Book excerpt: "Boom Town: A Lake Wobegon Novel" by Garrison KeillorNASA Just Picked New Planetary Missions to Study. Here Are The Most Exciting Ones

New Telescope Reveals The Shockwave From a Supernova Seen Exploding 30 Years Ago

Mattel debuts first Barbie with hearing aidsWhy flat-Earthers are a clear and present threat to an AI-powered society

Wynonna Judd on processing her mother Naomi Judd's death and looking beyond feeling "incredibly angry"NASA wants to control the conversation around the search for ET

China says it has a quantum computer a million times more powerful than Google’sA beginner’s guide to AI: Ethics