Recent reporting, background, and summaries from the science desk.
Scientists warn humanity has hit the first Earth system tipping point with widespread warm-water coral reef death. This irreversible shift, driven by rising temperatures, signals a cascade of planetary changes.
An international team of scientists has announced the discovery of GJ 251 c, a "super-Earth" exoplanet located less than 20 light-years away, marking a significant milestone in the quest for extrat...