Obsidian's Canvas view is a significant factor in why I keep coming back to the app despite trying out dozens of productivity apps. The view is designed to feel like a whiteboard where every note ...

Obsidian originated from a geological formation known as the Trans-Mexican Volcanic Belt, spanning 621 miles (1,000 kilometers) from the west to east coasts in central Mexico, the study authors noted.

As with other forms of obsidian, rainbow obsidian is both rock and glass. However, this isn’t the same kind of glass that’s used in your nice new French doors.

A new analysis of hundreds of obsidian artifacts from the Aztec Empire has revealed the vast trade networks that supplied obsidian, sometimes even from rivals. CNN values your feedback 1.

Obsidian originated from a geological formation known as the Trans-Mexican Volcanic Belt, spanning 621 miles (1,000 kilometers) from the west to east coasts in central Mexico, the study authors noted.