Behold These Incredible Works Of Architecture Made Out Of Living Trees

Now these are the ultimate tree houses. Living trees are guided into the shapes of towers, cathedrals, and pavilions, creating wooden structures that continue to grow and bud and bloom. » 8/01/14 3:20pm 8/01/14 3:20pm

A Map of How Much Pollution Trees Have Scrubbed From Our Air

In 2010, trees removed more than 17 million metric tons of pollution from the air. In doing so, they saved more than $6.8 billion dollars in health care costs associated with pollution-related diseases, like bronchitis and asthma. » 8/01/14 6:00pm 8/01/14 6:00pm

This Tree Is Growing 40 Different Kinds Of Fruit At Once

This single (and quite colorfully blossoming) tree grows 40 different varieties of peaches, plums, apricots, nectarines, cherries, and even almonds — but just how does it do it? » 7/22/14 9:45am 7/22/14 9:45am

This Man Wants to Genetically Engineer Trees to Save the World

Carbon fiber is one of the strongest and most resilient materials on the market, used in everything from car frames to body armor. It's also incredibly expensive to make. But one plant biologist says that in fifty years, we'll be growing it on trees. » 7/17/14 2:09pm 7/17/14 2:09pm

How an ice storm uproots a tree

Atlanta's recent ice storm was so severe that some meteorologists were predicting that the city could lose more than a quarter of its trees in a single day. So, just how does ice take down a tree? » 2/14/14 4:20pm 2/14/14 4:20pm

Trees become more powerful as they age

It turns out that trees share a fundamental property with the universe itself. The the older they get, the more quickly they expand. A new study reveals that older trees grow more quickly than their younger counterparts. They are better carbon sinks, too. But why? » 1/15/14 12:38pm 1/15/14 12:38pm

What really happened on the Revolutionary War's "Dark Day"

In the middle of the U.S. Revolutionary War, there came a day in New England when it seemed that the sun disappeared. Both sides thought that the world was ending. Now we know what actually happened. » 8/27/13 8:00am 8/27/13 8:00am

Non-profit wants to clone the world's oldest trees for reforesting

A group called the Archangel Ancient Tree Archive is seeking to repopulate many of the planet’s struggling forests by cloning its most fittest specimens. » 4/24/13 3:40pm 4/24/13 3:40pm

Earth's oldest trees are almost unfathomably ancient

We can't get enough of this stunning piece of arboreal data visualization. Created by Vienna-based graphic designer Michæl Paukner, the interwoven lines of this chart connect over 20 of the world's oldest trees and clonal colonies to their geographic origins. Pictured above: Paukner's chart, bookended by a photo of … » 12/11/12 12:43pm 12/11/12 12:43pm

During World War I, fake trees for snipers would pop up overnight

The "O.P. Tree" was an Observation Post Tree deployed during World War I. Its "goal," as author Hanna Rose Shell explains in Hide and Seek, her newly published history of the relationship between camouflage and photography, "was to craft a mimetic representation of a tree-and not just any tree, but a particular tree… » 6/07/12 6:25am 6/07/12 6:25am

Cities of the Future Will Make a Place For Wilderness

All around the world, cities are spreading out into the surrounding land — but nature is unexpectedly asserting itself in the heart of the metropolises, as well. A number of carnivores are not just adapting to cities around the globe, but actually thriving. And meanwhile some urban trees can grow as much as eight… » 5/04/12 8:00am 5/04/12 8:00am

These Amazonian ants build one of the freakiest deathtraps in the…

The Amazonian tree known Hirtella physophora looks rather unassuming, but it is the site of several grisly spectacles. Amid its leaves and branches, an animal, a plant and a fungus conspire to create a nightmarish trap where trespassers become meals, robbers get the death penalty, and assassins are assassinated. » 5/03/12 8:00am 5/03/12 8:00am

Some of the world's biggest trees are also the most vulnerable

It seems counterintuitive, but new research suggests that it is actually the world's biggest trees that suffer the most from climate change and forest fragmentation. » 1/27/12 5:00pm 1/27/12 5:00pm

Scientists still puzzled by a fractal discovered 500 years ago

In between painting the Mona Lisa and idly designing flying machines for fun, Leonardo Da Vinci occasionally got outside and looked up every now and again. Because he was Da Vinci, the moment he did, he discovered a new natural law. This one was about trees, and after five hundred years, scientists are still trying to… » 12/09/11 11:40am 12/09/11 11:40am

The Happening is happening in Cambodia: mob of fainting teenagers…

Craziness en masse and high schoolers have gone hand-in-hand since the Great Sarsaparilla Kerfuffle of Umpteen-Lickety-Sixty. » 10/26/11 8:40am 10/26/11 8:40am

What is a tree's maximum possible height?

The world's tallest tree is found in northern California - it's a redwood that stands 379 feet tall. This tree and its relatives are the largest single organisms in the world, but just how big can these trees really get? » 6/19/11 7:00am 6/19/11 7:00am

How do trees communicate (without the Lorax, that is)?

I am the Lorax. I speak for the trees. I speak for the trees, for the trees have no tongues.

And I'm asking you sir, at the top of my lungs – that thing! That horrible thing that I see! What's that thing you've made out of my truffula tree?

» 4/17/11 12:15pm 4/17/11 12:15pm

A Cthulhulian tree that could scrub greenhouse gases out of the air

The common mangrove, a tree that grows along most of the world's coastlines, could help us battle climate change. These trees usually live in tidal zones, and their tenticular networks of roots are revealed at low tide. » 4/04/11 4:53pm 4/04/11 4:53pm

Snow monsters rise across Japan

As winter coats Japan, snow and rime ice cover the trees, creating armies of monsters and snow giants that loom over the landscape. And in some of these photos, they look ready to trudge to life. » 2/12/11 9:30am 2/12/11 9:30am

What happened to all those "Moon trees" whose seeds went into space?

Even if humanity never returns to the Moon, veterans of the lunar missions will still be around for hundreds, maybe even thousands of years. That's because the Apollo 14 astronaut Stuart Roosa brought hundreds of seeds with him to the Moon, and many of these were later planted to create the so-called Moon trees. The… » 2/11/11 1:00pm 2/11/11 1:00pm