Some suns (stars) may have already exploded and burned out. But we won’t know that until the light reaches us. Those suns that have...

What do all these words and phrases relate to? Crystalline, symmetry, geometric, symmetrical intergrowth, and crystallography....

Rock salt -- Rock, from the medieval Latin rocca. Salt, from old Germanic salz. A rock is made up of one or more minerals. Rocks are...

The famed Hubble Space Telescope celebrates 32 years in space this week. The telescope is named after American astronomer Edwin Hubble...

Metamorphic rocks, one of the three rocks that make up the Rock Cycle. The others are sedimentary and igneous rocks. Metamorphic means...

Let’s talk about physics and the law of conservation of energy. The main goal of physics is to understand how the universe behaves. It...

I am a trained archaeologist, but archaeology is not at all what most people make it out to be. Yes, it’s about digging up cool stuff...