GAR YouTube channel with promo videos and soundtrack:
Articles, reviews, or promo offers for GAR version 1.2:
Articles and reviews for GAR version 1.0:
A really helpful review / tutorial video from Dad's Gaming Addiction:

First promo video for Steam / Desura:

HD version on the official GAR YouTube channel:

Galactic Arms Race Promo - Indie DB Entry video for the Indie Game Challenge shows a beta build with some placeholder graphics and explanation of evolution mechanics:

G4TV interview with Ken Stanley.

G4TV mashup of Indie Game Challenge.

An early alpha look at the game and weapon evolution:

A higher quality version is available here.