#Beijing team proposes effortless #phone charging with light beams http://phy.so/340993467 #engineering #techpic.twitter.com/moUVl8D84K
3:04 PM - 20 Jan 2015
0 replies
3 retweets
2 likes
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.