MacMost: Calendar

MacMost Now 674: Sharing Calendars With iCloud
iCloud makes it easy to share calendars with others. You can create a public calendar that is read-only to others and anyone can subscribe to it. You can also create shared calendars that can be viewed and/or updated by a list of others you invite.
MacMost Now 564: iCal To Do Reminders
In addition to being able to create events in iCal, you can also create items that are not attached to a specific date and time. These to do items, or reminders as they will be called in Lion, can be simple items that you can check off, or they can have priorities and alarms attached to them to help you organize.
MacMost Now 365: Birthdays with Address Book and iCal
If you add birthdays to your contacts in Address Book, it will create a special Birthdays calendar in iCal. You can use this to keep track of your friends' birthdays, although functionality is very limited.
MacMost Now 329: Schedule Podcast Updating with AppleScript
Instead of letting iTunes update podcasts every hour or in the middle of the day, you can schedule iTunes to check at night. Using a simple AppleScript and scheduling it to run with iCal you can have new podcast episodes waiting for you when you get to your Mac in the morning.
MacMost Now 322: Schedule Automator Tasks Using iCal
You can create tasks in Automator and then have iCal run them at a specific time in the future, or even as a recurring event. This example shows you how to have thumbnails of new photos automatically sent to an email address every week.
MacMost Now 296: New Ways To Edit Events in iCal
Snow Leopard includes a new version of iCal that lets you edit events in two new ways that make it much easier to use iCal as your calendar program. You can also easily import and sync Google and Yahoo calendars.
MacMost Now 272: Publishing An iCal Calendar
You can publish your own iCal calendar to MobileMe or to your own hosted server. Others can then subscribe to your calendar. It is a great way to make a list of events available to others.
MacMost Now 168: Connecting iCal and Google Calendar
Learn how to connect iCal to your Google Calendar. You can add events and update either one and they will synchronize within minutes.
MacMost Now 159: Using Data Detectors

Data Detectors allow you to turn addresses, phone numbers and dates in mail messages into Address Book contacts and iCal events. You can also turn selected text into to-do items or stickies.

MacMost Now 94: Subscribing to Calendars with iCal
Gary Rosenzweig shows you how you can subscribe to free and interesting calendars using iCal.