Travertine is not only a geological wonder but also a popular building material. Its use dates back to ancient Rome, evident ...

Discover how rocks, minerals & the rock cycle change your world. Join the Science Trek team to explore rocks and minerals! Discover how the Earth formed, the three types of rocks, the rock cycle, and ...

Rocks and minerals are closely related, but there are fundamental differences between the two. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

To author Anjana Khatwa, rocks are “storykeepers of time.” She blends science and spirituality to explore the origin story of our world. The following is an excerpt from The Whispers of Rock: The ...

A remote outcrop in Canada harbors rocks that are at least 4.16 billion years old, researchers report June 26 in Science. If true, these rocks would be the oldest known on Earth and the first to date ...

Looks like limestone’s on the menu for some unknown microbe.

Stephen has degrees in science (Physics major) and arts (English Literature and the History and Philosophy of Science), as well as a Graduate Diploma in Science Communication. Stephen has degrees in ...

When we try to commune with nature, many of us turn toward the living: a walk in the woods among swaying trees, chirping birds, blooming flowers. But earth scientist Anjana Khatwa says not to overlook ...