News tagged with maple seed

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.

dateAug 15, 2011 in Robotics
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Maple syrup production declines after big seed year

For decades, maple syrup producers have eyed the weather to help understand spring sugar yields. But new research in the journal Forest Ecology and Management reveals a more valuable metric for understanding – an ...

dateNov 03, 2014 in Ecology
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How plants evolved to weather the cold

A team of researchers studying plants has assembled the largest dated evolutionary tree, using it to show the order in which flowering plants evolved specific strategies, such as the seasonal shedding of ...

dateDec 22, 2013 in Plants & Animals
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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 ...

dateSep 12, 2013 in Ecology
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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 ...

dateMay 17, 2012 in Ecology
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