Chemistry: the video game - Will Critical Mass woo students to the field?

news @ nature.com - Chemistry: the video game - Will Critical Mass woo students to the field?: "You are deep underground in a lab that once housed some of the finest minds in chemistry. But robots directed by a crackbrained artificial intelligence have taken it over and plan to use its equipment to destroy the world! After freezing an evil robot with your handy wrist-mounted hot-and-cold gun, you reach the Haber-Bosch room. And now you must correctly synthesize ammonia or die."