But nobody has ever built a flying machine powered totally by solar energy, and pushed aloft by flapping its wings, so can these folks really do it? "I think so," says Kakkattukuzhy Isaac ...

have been working on designs for a plane that will fly like a bird. Solar-powered airplane shown over ... the same area for long periods of time, flapping only to regain altitude.

This 33 percent discount is the lowest price we’ve seen yet. This 33 percent discount is the lowest price we’ve seen yet. Cameron Faulkner is an editor covering deals and commerce. He joined ...

I am now a bird lover, a twitcher if you will, and it's all down to the PeckPerk Smart Solar-Powered Bird Feeder. It's a hi-tech feeder for your garden with a camera that takes video of your ...