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Enlarge / This probably isn’t the first lightbulb you’ve ever seen. (credit: NikonFilm35 – Flickr) We spend a fair bit of energy creating stray electromagnetic fields in order to make sure our cellular and WiFi devices are constantly fed with data. Every now and again, someone suggests that there must be a way to harvest […]
The yellow spots in this image are sites of retinal degeneration. (credit: NIH) In most cases of blindness, the majority of the eye is intact. The problem lies in the layer of light-sensitive cells in the back of the eye, called the retina. A variety of diseases lead to the degeneration of the retina, and […]
