Scientists create worlds smallest electronic switch

Scientists have created the world's smallest electronic switch, measuring just seven atoms.

Source:
http://www.telegraph.co.uk/technology/news/7759347/Scientists-create-worlds-smallest-electronic-switch.html

Quantum Dynamics of Matter Waves Reveal Multibody Collisions

At extremely low temperatures atoms can aggregate into so-called Bose Einstein condensates forming coherent laser-like matter waves.

Due to interactions between the atoms fundamental quantum dynamics emerge and give rise to periodic collapses and revivals of the matter wave field.

Source:
http://www.physorg.com/news193051053.html#top