Many of the best artificial Christmas trees are on sale for Cyber Week, including our best overall pick, the National Tree Company Douglas Fir. For more deals, check out our roundup of the best Cyber ...

The holiday season is passing for everyone except some fish in Kentucky that will get new habitats during the coming year ...

Purdue Landscape Report: So, what do trees do in the winter? Do they freeze up like unprotected water pipes? Or burst when it gets below freezing? Yes, the below-ground parts of a tree are kept ...

When you buy through our links, Business Insider may earn an affiliate commission. Learn more When I lived in New England, Christmas tree farms were a dime a dozen. That is why I was shocked when I ...

Filaments of fungi intertwine with the tips of tree roots to form underground networks that seem to benefit both organisms: the filaments, called hyphae, break down minerals in the soil that trees can ...

Urban trees can help cut air pollution from New York to Beijing, but which trees do the best job? Future Planet weighs up the options. Cities usually come at the price of green space. Since ...

I love trees and am not immune to hugging them. It may not be rational, but when I’m near one of these quiet giants, I feel like they are kin—ancient grandparents, or at least benevolent witnesses of ...

As greenhouse gas emissions nudge temperatures higher, trees’ growing ranges are shifting northward, projections from the U.S. Forest Service show. Trees near the southern edge of their geographic ...

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› By Tim Heffernan Tim Heffernan ...

Christmas trees are dead or dying. But some conifers and other trees theoretically could live forever, according to a recent essay that reviews accumulating evidence on extremely long-lived trees—and ...

Many people who celebrate Christmas have already decorated their own evergreens this year. But shortages of Christmas trees and price hikes have also become somewhat of a holiday tradition. Here’s a ...

Nature might not be all about a ruthless “survival of the fittest”. Research suggests that trees don’t just compete for survival, but also cooperate and share resources using underground fungi ...