Helicopter seeds, formally known as samara fruits, are dry, winged seeds that float through the air to spread far and wide. These interesting seeds appear on several kinds of trees and are a favorite ...

As spring ends, maple trees begin to unfetter winged seeds that flutter and swirl from branches to land gently on the ground. Inspired by the aerodynamics of these helicoptering pods, as well as other ...

The whirling, winged seeds of today's conifers are an engineering wonder and, as University of California, Berkeley, scientists show, a result of about 270 million years of evolution by trees ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Winged seeds called samaras grow on maple trees. These are seeds from the Japanese maple, _Acer palmatum_. AlessandroZocc/iStock ...

They stood defoliated out in the winter weather for months. They suffered in the heavy snow storm of last December and the lingering late season changes. But now, in June, trees are demanding our ...

Whirling seeds are produced by many plants today, such as maples, but the first to try them were the conifers 270 million years ago. Fossils reveal that those early conifers had winged seeds of ...