News tagged with maple

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

Iron legacy leaves soil high in manganese

(PhysOrg.com) -- Iron furnaces that once dotted central Pennsylvania may have left a legacy of manganese enriched soils, according to Penn State geoscientists. This manganese can be toxic to trees, especially ...

Dec 10, 2010
3.5 / 5 (2) 1 | with audio podcast

Electrical circuit runs entirely off power in trees

You've heard about flower power. What about tree power? It turns out that it's there, in small but measurable quantities. There's enough power in trees for University of Washington researchers to run an electronic ...

Sep 08, 2009
3.7 / 5 (23) 15 | with audio podcast

Forestry officials on urgent mission: Beetles

(AP) -- Forestry officials in the Northeast are on an urgent mission, tracking thousands of Massachusetts residents as they search for tree-eating stowaway insects they may have carried to campgrounds or ...

May 22, 2009
5 / 5 (1) 1