Predict an Iridium flare
Iridium flares are satellites that reflect the sun to the earth. It looks like a bright flare exploding in the sky that only lasts for about 20 seconds. You enter your location here. Then click submit. Then click next 24 hours under Satellites to get a list of when and where in the sky the flares will occur.
Turn your webcam into a security camera
Motion Webcam is easy to use software that will capture images when it detects motion using your PC’s USB webcam. The images can be saved on your hard disk or saved on a secure server using FTP. You can download the software here.