Debian has many news feeds, intended for various audience:

Common news

Debian News (and Announcements)

Major news and very important changes in the project (1 per month)
. www.debian.org/News

Debian Project News

A newsletter for the Debian community (every 2 weeks).
. www.debian.org/News/project (contribute).

Security Advisories

Security advisories about Debian packages.
. www.debian.org/security, for debian-security-announce and debian-testing-security-announce

DebianTimes

A aggregated news feed, targeted to Debian users
. times.debian.net.

News for Debian contributors

#debian-devel IRC channel topic

Current issues regarding Debian Project and Debian/Unstable
. #debian-devel topic is also available at DevelopersCorner.

debian-devel-announce

Announcements for "developers" (like policy changes, important release issues, teams news )
. http://lists.debian.org/debian-announce/ (contribute).

See also