Add Yahoo as a preferred source to see more of our stories on Google. On Dec. 27, 1984, a Mars meteorite was found in Antarctica. The meteorite, known as Allan Hills 84001, was found in Allan Hills, ...

Before a space telescope ever reaches orbit, and long after satellites are up there, NASA has another way to do frontier science: high-altitude scientific balloons. These helium balloons can loft ...

Antarctic sea ice reached its seasonal winter maximum on Sept. 17, 2025, but even at its greatest extent of the year, coverage remained strikingly low by historical standards. Satellite imagery and ...