Investigators making the shocking find saw that the remains had dark substances inside the cavity that resembled obsidian.

Obsidian does not naturally occur in Alberta where the artifacts are being unearthed at Early Prehistoric archaeological ...

Obsidian's powerful features have made it a popular choice for note-taking and building a PKM system, but its closed-source nature and markdown-only approach aren’t for everyone. If you are ...

Nature Research Intelligence Topics enable transformational understanding and discovery in research by categorising any document into meaningful, accessible topics. Read this blog to understand ...