New Tractor Beam Can Repel And Attract

New Tractor Beam Can Repel And Attract

A long-distance optical tractor beam can move tiny particles - one fifth of a millimeter in diameter - a distance of up to 20 centimeters, which is almost 100 times further than previous experiments…
The Resource Curse: Science Cities Suffer

The Resource Curse: Science Cities Suffer

I just returned from the Asian Science Park Association conference in Shiraz, Iran.[1] One Science Park official asked me, “Companies in our park cannot get any cooperation from the big petrochemical…