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Showing posts with the label engineering

New Way to Purify Water is Discovered

The  Ultraviolet (UV) light disinfection system is widely used throughout the world to produce clean water.  However, it has problems that are seldom mentioned. Microorganisms are removed but salts, petroleum products, pharmaceuticals, heavy metals and chlorine are not.  The method does use huge amounts of electricity, so there is always the danger of outage.  If the base water has solids this blocks light and it does not work. purify New in Way on Water Discovered purify Scientists have been trying to find another way for a long time.  The Australian National University has managed to identify and alternative. Organic pollutants are decomposed by using modified titanium dioxide as a photocatalyst on sunlight.  Nitrogen and niobium atoms boost the process.  Discovered water purify ways new. The technique has a wide range of uses, for drinking water, making hydrogen fuel, glassmaking, and self-cleaning building materials.  It is more cost-effective than the existing approach

Breakthrough in Artifical Intelligence

For a century now people have been assuming that robots will arrive and become commonplace in the home.  Manufacturing has its industrial robots but helping robots in the home have not become reality.  The problem is not so much being able to construct the physical aspects of a robot, it is the intelligence, the "brain", that is the big issue. By doing 25,000 runs on a computer to build up experience, it was found that biological intelligence was structure into a network of modules.  This is a breakthrough finding for artificial intelligence.  Modules means alternatives can be chosen to meet a problem.  This is what makes humans and animals so difficult to understand. Apparently, all things evolve via modules.  Such networks have not solely appeared out of intellectual necessity.  Modules can be joined together with shorter network connections, using less to make more.  Evolution is not wasteful.  In the computer simulation, once a cost for network connections was added mo