Science

Nova - This weekly documentary series probes the far reaches of earth, sea and stars ... from ants to aliens.
http://www.pbs.org/wgbh/nova/

The Blue Planet - The BBC series about life in the oceans, from the tropics to the poles. Includes Blue Planet Challenge stars, games, and factfiles.
http://www.bbc.co.uk/nature/programmes/tv/blueplanet/

Mythbusters - Jamie and Adam put all the popular myths from history, television and film and put them to the test scientifically. Includes video and photo galleries and an interactive puzzles.
http://dsc.discovery.com/fansites/mythbusters/mythbusters.html

DragonflyTV - Depicts kids getting interactive, energy-packed opportunities to do real science activities, based on Twin Cities Public Television's new science series DragonflyTV.
http://pbskids.org/dragonflytv/

Newton's Apple - Whether its a question about dinosaurs or space travel, robot camp or car engines, this PBS show finds the answer. Has info on episodes, multimedia science resources, and "try this at home" simple experiments
http://www.newtonsapple.tv/

Weather Dude - Include information about host Nick Walker of The Weather Channel, weather basics, meteorology topics, forecasts, weather-related gift ideas, and weather songs.
http://www.wxdude.com/

Life's Greatest Miracle - NOVA uses stunning inside-the-body photography and state-of-the-art computer animation to show the making of a human life from conception to birth. Also learn about how cells divide and how the sex of an egg is determined.
http://www.pbs.org/wgbh/nova/miracle/

Scientific American Frontiers - From alien invasions to the bionic body, the PBS series with host Alan Alda explores science with a fun perspective. Site has a TV schedule, details and past and future shows.
http://www.pbs.org/saf/