News tagged with maple seeds

Lockheed Martin develops maple-seed-like drone

The seeds that drop from maple trees each fall, whirring softly to the ground like silent one-winged helicopters, are the inspiration for a new kind of flying machine that could be useful for military information-gathering.

Aug 15, 2011 4.3 / 5 (12) 39

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Earthworm invasion

Beavers reshape landscapes with their dams. Wolves control elk populations. Sea otters protect kelp forests by eating sea urchins. These are what ecologists call "keystone" species: critters that control ...

Sep 12, 2013 not rated yet 1

Southern pine beetle impacts on forest ecosystems

Research by USDA Forest Service Southern Research Station (SRS) scientists shows that the impacts of recent outbreaks of southern pine beetle further degraded shortleaf pine-hardwood forest ecosystems in the southern Appalachian ...

May 17, 2012 not rated yet 0

Seeing the forest under the trees

(PhysOrg.com) -- Scientists recently discovered nitrogen that falls from the atmosphere in acid rain can influence large tracts of sugar maples in North America.

Dec 08, 2011 5 / 5 (2) 0

Woods, yes, but as before, no

Though the transformation of farm fields into forests over the past century amounts to a New England conservation victory, a Harvard forest expert said Thursday that turning back the environmental clock and ...

Oct 31, 2011 5 / 5 (2) 2

List of search results for maple seeds