Our Milky Way galaxy appears to have flipped 90 degrees long ago. But why?

Saber-toothed cats' spinal tumors suggest inbred species struggled to survive

Ancient saber‑toothed cat spines reveal tumor‑laden evidence that inbreeding may have sealed their fate

Reaction wheel failures leave Swift rescue mission spinning in orbit

The robot NASA hired to lift a orbital telescope is tumbling out of control

NASA’s Swift rescue robot spins out of control, endangering the telescope’s return to service.

NASA captures rare phenomenon of a black hole 'devouring' a star

500,000-year-old elephant bone hammer shows ancient humans were master toolmakers

A half‑million‑year‑old elephant bone hammer unearthed in England reveals ancient Britons were already mastering sophisticated toolmaking.

China team unearths world’s oldest amber, hidden in ancient Xinjiang coal seam

A 385‑million‑year‑old amber, hidden in a Xinjiang coal seam, rewrites the timeline of early land plants.