Each year, the Wellcome Trust in the UK hosts an image competition that showcases medical science at work. The awards honor the "most informative, striking and technically excellent images" added to Wellcome's impressive collection.
Click to launch the photo gallery
Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.