Add Yahoo as a preferred source to see more of our stories on Google. There is an abundance of green flakes coating the sidewalks and cars right now, and it seems hard to avoid the white cottony tufts ...

You might have seen it – seemingly everywhere in some places – around central Ohio: Little bits of "fluff," white as snow, drifting down from the heavens or swirling in a light breeze. The “fluff” is ...

IT MAY be a tree, yet it has twice as many genes as us. The first sequence of a tree genome has revealed that the black cottonwood poplar (Populus trichocarpa) has more than 45,000 genes. The ...

VANCOUVER – Massive plantations of poplar and cottonwood trees could one day dot Canada’s landscape, much like oil rigs do today, producing environmentally sustainable fuels for transportation, says a ...

A blanket of white is covering the Capital Region, but not in the form of snow. Instead, it’s the fuzzy seeds of poplar trees drifting through the sky, coating the ground – and posing a much larger ...