Science talks - Planck
The Science talks for Planck include an overview of how Planck data will be used by scientists, profiles of the High Frequency Instrument (HFI) and the Low Frequency Instrument (LFI), as well as a detailed presentation on Planck's reflector.
All presentations are also available in Slideshare.
Planck: understanding the Big Bang
Video presentation G. Efstathiou (WMV, 85MB)