"Marvel at the majesty of mankind’s many architectural achievements with this selection of celebrated super-structures from around the world. From the Greek Parthenon to Buckingham Palace to Taipei 101 to the Freedom Tower, this lineup of landmark landmarks limns 90 eminent edifices erected and perfected throughout history. "
A graduate student has created the first man-made biological leaf. It absorbs water and carbon dioxide to produce oxygen just like a plant. He did this by suspending chloroplasts in a mixture made out of silk protein. He believed it can be used for many things but the most striking one is the thought that it could be used for long distance space travel. Plants do not grow in space, but this synthetic material can be used to produce oxygen in a hostile environment. (Video)
Oh, wow COOL! (And one of those “why didn’t someone think of this before?” moments, though maybe they did and just weren’t successful.)