New laser technology can make objects invisible
A completely opaque material is irradiated from above with a specific wave pattern - with the effect that light waves from the left can pass through the material without any obstruction.
Sep 14, 2017, 14:05 PM ISTFollowing a 17-week-long technical stop, Large Hadron Collider restarts for 2017 run: CERN
Over the past month, after the completion of the maintenance work that began in December last year, each of the machines in the accelerator chain have been switched on and checked until last week when the LHC, the final machine in the chain, could be restarted.
May 03, 2017, 14:12 PM IST