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"The onset of wrinkles, muscle wasting and cataracts has been delayed and even eliminated in mice, say researchers in the US. It was done by "flushing out" retired cells that had stopped dividing. They accumulate naturally with age. The scientists believe their findings could eventually "really have an impact" in the care of the elderly."

"University of Central Florida professor Henry Daniell has developed a groundbreaking way to produce ethanol from waste products such as orange peels and newspapers. His approach is greener and less expensive than the current methods available to run vehicles on cleaner fuel -- and his goal is to relegate gasoline to a secondary fuel."

"The two developed a technique that uses bacteria to break down the foam plastic used in many disposable cups, fast-food containers and packing materials."

Building a trebuchet from scratch and finding the best proportions, weights, angles etc by trial and error certainly works ..well, that's how the Grey Co's first machines were done... but if you could model the rock-throwing beasts mathematically then think of the work and possibly wasted effort you could save.

Besides giving away to charity, most rich people waste their money on boring, frivolous things such as yachts, diamonds, and mansions. Here's a rich English guy that knows how to have fun. I hope he does build a bigger one. I would like to see a flying double-decker bus.