Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

There would be no bright and colorful fireworks without rocks and minerals. A firework is produced ... This explosion propels brightly burning particles in all directions, creating streaks of ...

The Jack Hills, in Western Australia, contain tiny traces of rock that are older than the hills themselves. The 50-mile-long (80 kilometers) ridge contains crystallized minerals called zircons ...