Illuminating Photosynthesis This feature reveals the secret of life,      or at least it reveals a small bit. It shows how a plant uses light from the sun      and from this how we all benefit. It shows you how plants create glucose.      It shows you the cycle of gases. It asks you some relevant questions      that aren't asked in life science classes. The Cycle Atomic Shuffle Three Puzzlers Printer-Friendly Format   Feedback Explore the Methuselah Grove | A Tree's Secret to Living Long Build a Tree-Ring Timeline | Illuminating Photosynthesis Resources | Teacher's Guide | Transcript | Site Map | Methuselah Tree Home Search | Site Map | Previously Featured | Schedule | Feedback | Teachers | Shop Join Us/E-Mail | About NOVA | Editor's Picks | Watch NOVAs online | To print PBS Online | NOVA Online | WGBH © | Updated November 2001