In nature, tiny crystals known as nanocrystals are formed slowly over many years. Rocks and minerals react with air, water, and carbon dioxide in a process called chemical weathering. These reactions ...

Fresh observations from the James Webb Space Telescope show how vivid auroras surge through Uranus’s tilted magnetic field ...

Helicopters. Cargo containers. Old washing machines. For years, fishermen dumped this waste into the Gulf of Mexico. But they ...