List of the major changes done to each Linux kernel release. Other places to get news about the Linux kernel are [http://lwn.net/Kernel/ LWN kernel status], [http://lwn.net/Articles/2.6-kernel-api/ LWN list of API changes in 2.6], or [http://www.lkml.org www.lkml.org]. List of changes of older releases can be found at Linux26Changes. If you're going to add something here look first at LinuxChangesRules!
Discuss the latest Linux kernel changes on the [http://forum.kernelnewbies.org/list.php?4 Kernelnewbies web forum].
Lists of changes in various releases
[http://kernelnewbies.org/Linux_2_6_0 Linux 2.6]
[http://kernelnewbies.org/Linux_2_6_1 Linux 2.6.1]
[http://kernelnewbies.org/Linux_2_6_2 Linux 2.6.2]
[http://kernelnewbies.org/Linux_2_6_3 Linux 2.6.3]
[http://kernelnewbies.org/Linux_2_6_4 Linux 2.6.4]
[http://kernelnewbies.org/Linux_2_6_5 Linux 2.6.5]
[http://kernelnewbies.org/Linux_2_6_6 Linux 2.6.6]
[http://kernelnewbies.org/Linux_2_6_7 Linux 2.6.7]
[http://kernelnewbies.org/Linux_2_6_8 Linux 2.6.8]
[http://kernelnewbies.org/Linux_2_6_9 Linux 2.6.9]
[http://kernelnewbies.org/Linux_2_6_10 Linux 2.6.10]
[http://kernelnewbies.org/Linux_2_6_11 Linux 2.6.11]
[http://kernelnewbies.org/Linux_2_6_12 Linux 2.6.12]
[http://kernelnewbies.org/Linux_2_6_13 Linux 2.6.13]
[http://kernelnewbies.org/Linux_2_6_14 Linux 2.6.14]
[http://kernelnewbies.org/Linux_2_6_15 Linux 2.6.15]
[http://kernelnewbies.org/Linux_2_6_16 Linux 2.6.16]
[http://kernelnewbies.org/Linux_2_6_17 Linux 2.6.17]
[http://kernelnewbies.org/Linux_2_6_18 Linux 2.6.18]
[http://kernelnewbies.org/Linux_2_6_19 Linux 2.6.19]
[http://kernelnewbies.org/Linux_2_6_20 Linux 2.6.20]
[http://kernelnewbies.org/Linux_2_6_21 Linux 2.6.21]
[http://kernelnewbies.org/Linux_2_6_22 Linux 2.6.22]
[http://kernelnewbies.org/Linux_2_6_23 Linux 2.6.23]
[http://kernelnewbies.org/Linux_2_6_24 Linux 2.6.24]
[http://kernelnewbies.org/Linux_2_6_25 Linux 2.6.25]
[http://kernelnewbies.org/Linux_2_6_26 Linux 2.6.26]
[http://kernelnewbies.org/Linux_2_6_27 Linux 2.6.27]