Scientists studying tree rings in northern Norway have linked ‘blue’ rings, caused by cold summers, to volcanic eruptions ...

Trees need a certain number of warm days in their growing seasons to grow properly; otherwise, the cell walls of new growth ...

Blue growth rings in woody plant stems indicate years when cells failed to lignify properly due to summers that were too cold ...

How extreme weather leaves a lasting mark on trees and shrubs POZNAŃ, Poland — In the Arctic’s harsh borderlands, where trees ...

Learn more about these signs of summertime cold, perhaps tied to volcanic activity in 1877 and 1902.

Blue corn is an important food to the Navajo people. It’s the title of a new book of poems by Amber McCrary, "Blue Corn ...

Dating back thousands of years in China and Japan, the ancient art of bonsai has long captivated gardeners. Indeed, growing ...

Researchers suspect volcanic eruptions in Central and South America may have led to cold summers in Norway between 1877 and ...

In Norway, scientists have found blue rings in trees that hint at how volcanic eruptions disrupted growth throughout history.

These rings are not just a visual anomaly but serve as natural archives of past cold summers. Researchers studying samples ...

Here in the UK, ancient oaks and other trees are an enduring symbol of the British landscape, offering shelter and support to ...