background: in our competing educational world, students spend a considerable part of their daily life, studying at library furniture. not surprisingly, due to lack of proper anthropometric databases, these products have typically been ill fitted for the intended user populations. objective: to verify the optimum anthropometric match of library furniture within an academic environment, through ...

The mitochondrion is the 'power house' of the cell. The internal structure of the mitochondrion — in particular, the shape of the infoldings of the inner membrane (cristae) — has long been debated. Now, three-dimensional tomographic reconstructions like the ones above are resolving the controversy. At top left, a slice through a rat liver mitochondrion is reconstructed, showing 44 cristae (yell...