News tagged with entropy

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

How to Measure What We Don't Know

(PhysOrg.com) -- How do we discover new things? For scientists, observation and measurement are the main ways to extract information from Nature. Based on observations, scientists build models that, in turn, are used to make ...

Sep 10, 2009 4.7 / 5 (24) 11 feature