The bioelectronic scaffolds that Rutz and Okafor print appear as dark-colored dots about 6 millimeters in diameter -- about the size of a pencil eraser -- and are floating in water. Okafor has ...

A self-confessed 'coffee snob' businessman says his obsession with the drink is his secret weapon in business. David Soffer says ensuring he finds the best coffee houses to hold meetings in has helped ...