Columbia University

Computing

Researchers uncover widespread security flaw in Google Play apps

Columbia University researchers have discovered crucial security flaws and vulnerabilities in the form of secret keys stored in apps and uploaded to the Google Play marketplace that, if exploited, could see user details stolen from the likes of Amazon and Facebook.

The development of graphene based nanoelectromechanical systems could lead to even slimmer cellphones (Image courtesy of Changyao Chen, Sunwoo Lee, Columbia University)

Electronics

Graphene used to create world's smallest FM radio transmitter

A team of engineers from Columbia University has created a nano-mechanical system with the ability to create FM radio signals. In other words, they've built what is effectively the world’s smallest FM radio transmitter.

Music

Scientists prove it's the same old song – only louder

Spanish scientists have analyzed data from popular songs over the last six decades and identified popular music has become louder and more homogeneous over time.