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Biotechnology: navigating a minefield
Biotechnology: navigating a minefield
In our fast-moving world, biotech is at the forefront of developments – but, by its very nature, it can provoke ethical and moral concerns .
Do microbes control our mood?
Do microbes control our mood?
If aliens were to examine a human, they would think we were just slavish organisms designed to feed microbes and carry them around. Our bodies contain ten times more bacteria than cells , and there are an estimated 3.
Smart grid: A grid suitable for renewable energy
Smart grid: A grid suitable for renewable energy
Traditionally our electricity grids were designed to move power from large nuclear and fossil fuel power plants to consumers, but renewable energy will see changes to allow smaller power generation from wind and solar to be hooked up to the grid.
Nanosilver in textiles – friend or foe?
Nanosilver in textiles – friend or foe?
Silver has been used as biocide for medical purposes since the 1930s. Today nanometric size silver particles are used to prevent unpleasant odour caused by bacteria in sport shirts or socks .
Nanotechnological innovations can improve water purification
Nanotechnological innovations can improve water purification
Membranes for water purification are used in many applications and different types of membranes are being developed at the moment. No membrane can filter and purify water entirely, but improvements using novel kinds of membranes are made.
Nano Filtered Water
Nano Filtered Water
The filter could be used to recycle sewage on a space station, but the main focus is the use of ultra pure water in the fabrication of semiconductors.