News tagged with compressibility

Razor-sharp TV pictures

The future of movie, sports and concert broadcasting lies in 4K definition, which will bring cinema quality TV viewing into people's homes. 4K Ultra HD has four times as many pixels as today's Full HD. And ...

Aug 21, 2014 3.8 / 5 (4) 1

Putting iron to the stress test

(Phys.org) —Using an ultrafast laser system, a group in Physical and Life Sciences at Lawrence Livermore National Laboratory have subjected iron to extremely rapid dynamic compression and have shown that ...

Apr 29, 2014 4.8 / 5 (6) 0

Encryption is less secure than we thought

Information theory—the discipline that gave us digital communication and data compression—also put cryptography on a secure mathematical foundation. Since 1948, when the paper that created information theory first appear ...

Aug 14, 2013 4.2 / 5 (66) 9 | with audio podcast