News tagged with quartz crystal

Optical atomic clock becomes portable

You imagine a clock to be different -- yet the optical table with its many complicated set-ups really is one. Optical clocks like the strontium clock in the Physikalisch-Technische Bundesanstalt (PTB) in Braunschweig ...

Sep 03, 2009
4.8 / 5 (6) 2

How science debunked the ancient Aztec crystal skull hoax

They may have gained fame in the Steven Spielberg adventure film "Indiana Jones and the Kingdom of the Crystal Skull," but those quartz-crystal skulls that once ranked as a great enigma of archaeology are certifiably fake. ...

Mar 06, 2013
4 / 5 (3) 1

Researchers develop “net” nanodetector

Bin Ding and his team of researchers at Donghua University, Shanghai, China, have developed a new method of testing for formaldehyde using an electro-spinning netting technique. The process, described in their paper published ...

Aug 01, 2011 report
5 / 5 (1) 0 | with audio podcast