News tagged with laser pointer

Obama team launches inaugural mobile app

Organizers unveiled the first-ever smartphone app for a US presidential inauguration on Monday, allowing users to track Barack Obama's swearing in, sign up for events and check maps for the closest toilets.

dateJan 14, 2013 in Software
shares0 comments 0

Nanoscale nonlinear light source created

Not long after the development of the first laser in 1960 scientists discovered that shining a beam through certain crystals produced light of a different color; more specifically, it produced light of exactly twice the frequency ...

dateSep 22, 2011 in Nanophysics
shares0 comments 4