The best stories of the week from across the web on e-books and self-publishing

1. Barnes & Noble invests in e-books, losses narrow (Crain’s New York Business)

2. New publisher of technical books embraces e-books and authors, not DRM (VentureBeat)

3. Self-publishing books not without pitfalls (ABC 7 News)

4. Air travelers still must turn off devices, but it’s not clear why (Bits Blog)

5. Data Conversion Laboratory launches online e-book conversion services (MarketWatch)

6. A guide to self-publishing for academics and researchers: live chat (Guardian Higher Education Network)