Winged seeds called samaras grow on maple trees. These are seeds from the Japanese maple, _Acer palmatum_. AlessandroZocc/iStock via Getty Images Plus When wind or other disturbances detach winged ...

The twirling seeds of maple trees spin like miniature helicopters as they fall to the ground. Because the seeds descend slowly as they swirl, they're carried aloft by the wind and dispersed over great ...

Students at the University of Maryland’s Clark School of Engineering have turned to nature to create a flying device that can hover and perform surveillance duties, and that could lead to applications ...

Jun. 10—If you think you've been seeing an invasion of helicopters this year, you're not imagining things. Southern Minnesota maple trees are producing a copious amount of seeds that flutter from ...

Q. Last fall, I collected Japanese maple seeds from trees in the neighborhood and planted about 100 of them in small pots, left them out over the winter, and did not get a single sprout. Advice on how ...

Let's watch how a maple seed germinating and growing into a young tree over this 138-day time-lapse. For cold-stratification, maple seeds were wrapped in a moist paper-towel and chilled in the ...

The seeds that twirl down from maple treesevery spring can fly as far as a mile, with each wing-shaped seed spinning like a whirligig on the air. Studies have shown that the seed’s whirling, called ...

A maple tree in Walford continues to leaf-out March 30 as conditions warm. Iowa’s silver maples and silver maple hybrids produced a surplus of seeds this year, likely as a response to several years of ...

When wind or other disturbances detach winged maple seeds called samaras from their parent tree, they spin through the air – and can even spin when it’s raining. Impacts by high-speed raindrops only ...