Quantum eavesdropping is possible across a black hole’s event horizon, one of the most impermeable cosmic boundaries – at least in one direction. Daine Danielson at the University of Chicago ...

Eavesdropping nuthatches act on chickadee warnings. By Andy Coghlan. 19 March 2007 ... tune into alarm calls made by black-capped chickadees when the latter are threatened by owls.

GSM eavesdropping tools released: Black Hat Day Two on whatsapp (opens in a new window) Save Joseph Menn. Published July 30 2010. Jump to comments section Print this page.