Exploratorium home Exploratorium home Explo.tv
Browse media archive by:
Search 
Running Time:
00:05:31
Experimental physicist Carl Haber restores antique audio recordings too old, fragile, or damaged to be otherwise replayed—including recordings made in wax, soot, and foil. Using optical scanning technologies from his work at CERN in Switzerland, Haber has recovered and preserved a diverse collection of deteriorating sonic artifacts, voices from the past that otherwise would have been lost.

Project: Science in the City | Browse All

Date: June 10, 2015
Format: Expedition
Category: Everyday Science
Subject(s): art, physics, general science
Running Time:
00:05:26
Join Exploratorium staff scientist Ron Hipschman as we visit Dan Werthimer, Director of the SETI Research Center at UC Berkeley. SETI conducts experiments searching for electromagnetic signatures of intelligent extraterrestrial civilizations, spanning wavelengths from radio to visible light, over ten orders of magnitude in characteristic time scale.

Project: Science in the City | Browse All

Date: April 8, 2014
Format: Expedition
Category: Everyday Science
Subject(s): Astronomy/Space Science