Controlled studies capture only a fraction of the effects of artificial intelligence. Economists should work with social scientists to find innovative ways to fully grasp this fast-moving field.

Dec. 23, 2025 Scientists exploring Romania’s Hațeg Basin have discovered one of the densest dinosaur fossil sites ever found, with bones lying almost on top of each other. The K2 site preserves ...

She studies comets and interstellar objects.Dr. Hakeem Oluseyi is an astrophysicist and CEO of the Astronomical Society of the Pacific.Transcripts for each episode are available within 1-3 days at ...