(a) Distribution of a butterfly-shaped 3d electron orbital. (b) Valence electron density distribution around the titanium (Ti3+) ion at the centre of the titanium oxide (TiO6 ) octahedron obtained ...

Our understanding of how the physical world works – from the tiniest subatomic particle to the largest galaxy cluster – has advanced rapidly in recent decades. As The Infinite Monkey Cage ...

An Australian man lived for 100 days with an artificial titanium heart while he awaited a donor transplant, the longest period to date of someone with the technology. The patient, a man in his 40s ...