Fueled by liquid hydrogen, the Ion Tiger unmanned aerial vehicle (UAV) completes a record flight time of 48 hours and 1 minute. The electric fuel cell propulsion system onboard the Ion Tiger has ...

Here’s how it works. Space can be a wondrous place, and we've got the pictures to prove it! Take a look at our favorite space pictures here, and if you're wondering what happened to today in ...

These days, the humble image search is not so humble anymore. You can find almost any kind of image imaginable with the tools waiting at your fingertips. Need a high-quality, high-res image to use ...

This widely adapted perennial legume is grown in every state in the US. Alfalfa does best on soils with fine to medium textures that are moderately to well drained and neutral or higher in pH. It ...

Instead, look for alfalfa sprouts. (Photo Credit: iStock/Getty Images) Alfalfa's wide array of nutrients means that eating it may provide a lot of health benefits. For thousands of years ...

Click on the UAV icons below to learn more about the Predator and some of its UAV ancestors. — Lexi Krock Years before the first manned airplane flight on December 17, 1903, primitive UAV ...

In the midst of body image angst, people tend to forget about the body's important utility, and it does so much for us, too--our bodies get us from point A to point B, for example. Yet many people ...

Upload an image from your Photo Library, iCloud, Dropbox, Google Drive or take a new picture with your phone's camera and reverse search. Google’s search by image feature is currently available for ...

It produces and distributes royalty-free images, rights managed images, celebrity photos, online music and video, enabling communication professionals the Getty Images | AFP.com Hong Kong (AFP ...

Digital images submitted with a manuscript for review should be minimally processed. A certain degree of image processing is acceptable for publication (and for some experiments, fields and ...

The New England Journal of Medicine (NEJM) Images in Clinical Medicine article type captures and illuminates the sense of visual discovery and variety that physicians experience every day in ...