Ants in Australia's semi-arid areas routinely carry seeds half their size over distances of 50 meters.
Drones are taking on deforestation and planting trees more efficiently than ever before.
An exhaustive project traces the evolutionary relationships between all of the 2.3 million identified species of plants, animals, microbes and fungi on Earth.
Some of the world's largest and most iconic trees are in the path of major wildfires.
Over the last 25 years, we've lost about 1 percent of the Earth's tree cover, but there is good news. Continue reading →
We're outnumbered -- that comes to 422 trees per human being. But their numbers are dwindling.
The Minister's Treehouse, in Crosshill, Tenn., is arguably the world’s largest treehouse.
Check out this 97-foot tall treehouse with 80 rooms.
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