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"Cheap, skinny aluminum foil lamps may be a mercury-free alternative to big, bulky light bulbs. University of Illinois researchers made the low-cost lamps by treating ordinary aluminum foil bought at the grocery store with an acidic bath. The new light source is lighter, brighter and more efficient than incandescent light." From the June issue of the Journal of Physics D: Applied Physics. (
Stars are some of the most ubiquitous and wondrous celestial bodies we see when looking up at the night sky. Those round pinpoints of light appear far more interesting when viewed through powerful telescopes such as those available at observatories. In fact, sometimes they don't appear round at all. Scientists recently stumbled upon a star formation that was perfectly square. 
In this world of ever expanding electronic devices, paper would seem to be passé. It isn't as cool as an MP3 player or an e-Book reader. But if the researchers at Mid Sweden University have their way we'll soon see paper products that store digital information and play audio tracks with the touch of a finger. Imagine a newspaper or magazine that will read a news story, play music, or, most certainly, provide advertising jingles. The Swedish professors are calling it the fourth generation of paper products. Beyond printing paper and packaging paper and hygiene paper, comes "Paper IV"... Newsletter Signup
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