Here was a ring to rule them all. It came not from the fires of Mordor, but from a tree in New Zealand. And its secrets were written not in Elvish script, but in the annual pattern of its growth. Only ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Tree rings reveal a climate record deep into the past. Pixabay Neil ...

If you're the skeptical type, you might raise an eyebrow when you hear that a particular Viking ship was built in the year 819. How could anyone determine the age of such an aged object so precisely, ...

Assessing the age of a living tree is straightforward enough—just extract a core from the tree's circular trunk and count the number of lines in the core formed by the tree's annual growth rings. (The ...