China’s Tianwen-2 spacecraft, which lifted off on 29 May 2025, is on course to attempt a touch-and-go sample grab from near-Earth asteroid (469219) Kamoʻoalewa this month. If the maneuver succeeds, ...

Viscosity is one of the most fundamental physical properties used to describe how materials flow. It governs the movement of ...

Beneath the ocean’s surface, an unseen system works without pause. Tiny microbes drift through the water, breaking down ...