post video -

snappy movie or lecture title, as shown in the main listing

most accessible movie URL, eg. http://youtube.com/watch?v=k7xl_zjz0o8

quick description, as shown in the main listing

duration of movie in hours, minutes and seconds, ie. H:MM:SS

date movie was published, in format YYYY-MM-DD
... alternatively, if your publisher is not listed, please add it below:
this is the organisation responsible for publication, eg. CERN or MIT

please award a rating to this video

video type
audience

tags are comma-separated keywords which help people find your videos

optional - lecturer/commentator name(s), eg. Richard Feynman

optional - full video description

optional - publisher's video URL if different from above, eg. main page

optional - journal ref., eg. Zeilinger et al (2005), Nature, 433, p230-238

optional - DOI reference, eg. 10.1038/nature03280

optional - your full name, eg. Paul Dirac

optional - your email (if you want an email when your video is published)

The cores of most normal galaxies contain black holes that are millions to billions of times more massive than our Sun. Galaxies probably also contain millions of remnant stellar-mass black holes.
credit: NASA JPL. 16 Nov 2006; type: lecture; level: popular; duration: 1:30:25
category: astro; tags: astro, black hole
Ten years of painstaking measurements track the star S2 around the supermassive black hole in Sagittarius A*.
credit: ESO / Max-Planck Institute for Extraterrestrial Physics. 17 Oct 2002; type: short; level: popular; duration: 0:19
category: astro; tags: galaxy, supermassive, black hole, Sagittarius, a*
For centuries, we have been trying to understand the basic laws which govern the universe. The most promising candidate for our next step forward is string theory.
credit: Harvard University. 8 Feb 2006; type: lecture; level: popular; duration: 1:12:41
category: theoretical; tags: astro, string theory, relativity, black hole