Quick Reference

Ctrl-A Updates all your subscriptions at once.
Ctrl-R Marks all items of the selected feed or folder as read.
Ctrl-N Jump to next unread headline.
Ctrl-U Toggle unread state of selected headline.
Ctrl-T Toggle flag of selected headline.
Space Skim through the headlines. Depending on your preferences you might need to use the Ctrl or Alt modifier.
u Move up cursor in the feed list.
d Move down cursor in the feed list.
b Move up cursor in the item list.
f Move down cursor in the item list.
Del Removes the currently selected item.