Aug. 22, 2025 — Astronomers using AI have captured a once-in-a-lifetime cosmic event: a massive star’s violent death triggered by its black hole companion. The explosion, known as SN 2023zkd, not only ...

We test and rate scores of digital cameras and lenses each year, from pocket-friendly models to high-end medium format systems. Here's everything you need to know to pick the best camera for you. Our ...

Oct. 25, 2025 — A UCLA-led team has achieved the sharpest-ever view of a distant star’s disk using a groundbreaking photonic lantern device on a single telescope—no multi-telescope array required.