If you’ve held onto old marbles from childhood or stumbled across a dusty jar in the attic, you might be wondering if they’re worth anything. Not all old marbles have high value, but certain handmade, ...

These marbles are machine made and probably look like the ones you’ve seen before. But this front area is just part of the company’s large, rambling building. There’s a middle room filled with vintage ...

George tries to make a new discovery in a huge field of science... and he might have. A liquid marble is an otherworldly combination of liquid and solid. Shaped like a solid marble but with many ...