The url is structured like so:

http://api.twitter.com/1/statuses/user_timeline/[twitter handle].json

Replace [twitter handle] with the user whose tweets you’re requesting. I’ll use mine for the samples.

With either method, you’ll get back an indexed array of objects (so the most recent tweet would be data[0]). Each object has the following keys:

in_reply_to_user_id
in_reply_to_user_id_str
contributors
in_reply_to_status_id
created_at
user
favorited
truncated
place
possibly_sensitive
geo
retweet_count
in_reply_to_screen_name
coordinates
source
retweeted
id
in_reply_to_status_id_str
id_str
text

MooTools:

jQuery:

These must be JSONP requests, due to […]