Currently, platinum is used as a catalyst in hydrogen fuel cells, making them so expensive and hence unappetizing to customers. Lin Zhang, a Chinese scientist, has discovered a membrane that could make the usage of platinum history, and make fuel cells cheaper than ever.

continue reading.....

News shows are filled with a lot of stories on Christmas and on Christmas decorations which have been put out for all the world to see. There have been feature stories on people who love collecting anything connected to Christmas. And there have been a lot of stories on Christmas trees.
Now, if you have not [...]

continue reading.....