An online website, from a historical perspective, of the study of the transit of Venus between the sun and the earth.

NASA site provides detailed information on the 2004 transit of Venus across the sun. Also explores the modern value of Venus transits and how they aid in the study of astronomy.

NASA site recounts the history of the Venus Transits that have occurred over the past centuries and the various descriptions astronomers have written about them.

Plants grow and change on a time scale that is too slow for us to observe in real time. Time-lapse photography is a simple technique that allows us to see the movements of plants and clearly demonstrates that plants are living and...