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'Living fossil' tree frozen in time for 66 million years being planted in secret locationsWollemi pines — thought to have gone extinct 2 million years ago — were rediscovered in 1994. Scientists are now hoping to reintroduce the species in the wild in a conservation effort that could take centuries.
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'We were gobsmacked': 350 million-year-old tree fossils are unlike any scientists have ever seenRare tree fossils preserved with their leaves have an architecture unlike any plant known today and represent the earliest evidence of smaller trees growing beneath the forest canopy.
plants -
23 million-year-old petrified mangrove forest discovered hiding in plain sight in PanamaFossils discovered on Barro Colorado Island suggest central Panama was once home to a vast mangrove forest that was preserved when a volcanic mudflow buried it 23 million years ago.
americas -
What is frankincense?Why is frankincense associated with Christmas and medical treatments?
archaeology -
Why do leaves change color in the fall?Plants draw on a suite of pigments to produce energy from sunlight, and in the fall, some become more obvious than others.
plants -
Yellowstone's geysers at risk of extinction from climate change, tree skeletons revealIn a warmer and drier climate, the groundwater that fuels Yellowstone's tallest active geyser could dwindle, resulting in less frequent eruptions and even extinction.
climate-change -
Listen to the sounds of Pando, the largest living tree in the worldResearchers are using sound to study Pando, the world's largest tree.
plants -
Plant leaves spark with electricity during thunderstorms — and that could be altering our air quality in unpredictable waysDuring thunderstorms, leaves from trees and other plants create mini electric discharges that can significantly alter the surrounding air quality. But researchers are unsure if this is beneficial or harmful.
weather -
Trees Flirt with Death During Dry PeriodsTree growth in temperate forests is driven by availability of water and not by temperature as previously thought.
plants
