Daily Archives: Dec 17, 2025

Might a shard of ice from another star harbor the key to the galaxy's distant past? The third confirmed object that has wandered into the solar system from beyond, Interstellar Comet 3I/ATLAS, has stirred intense scientific curiosity. Since its discovery in July 2025, it has been at the center...

By comparison, China is believed to field hundreds of advanced J‑20 stealth fighters, while Russia's Su‑57 program though smaller still represents a potential threat. Against this backdrop, one intriguing question remains for the U.S. Air Force: how to ensure air dominance in both the near term and decades ahead....

Might the very minerals beneath Perseverance's wheels hold the key to Mars' warm and wet past? A new analysis of light-toned rocks scattered across Jezero Crater has revealed aluminum-rich kaolinite, a clay that on Earth forms only under sustained tropical rainfall or in rare hydrothermal systems. This finding, supported...