Inventions to detect and prevent annoying phone calls, documents, or people

Annoying phone calls and documents clog our telephone, email, and other communications networks. Inventors, and the institutions backing them, are trying to fight technology with technology. Here are three of their patent applications: “Detecting and rejecting annoying documents,” international patent application WO 2007070622 A3, Filed Dec 14, 2006 by ‎Anurag Agarwal and Deepak Jindal (Google […]

Coming Event: Squeaks on a Chalkboard

The highlight of the 162nd Meeting of the Acoustical Society of America, in San Diego. will almost certainly be the session about the psychoacoustics of chalkboard squeaking.It builds on the work of 2006 Ig Nobel Prize (in acoustics) winners  D. Lynn Halpern, Randolph Blake and James Hillenbrand, who in 1986 published the study “Psychoacoustics of a Chilling Sound,” The new session […]