Don't toss that supermarket lemon. Learn how to grow lemon trees (Citrus x limon) from seeds to produce one of the most fragrant flowering trees around.

In short: more carbon in the air does not guarantee more carbon in the wood. Between those two lies a living network of ...

A rare fossil plant reveals how early plants moved water and food, helping to explain the secrets of tree growth.

The basics of photosynthesis are something that every student learns in school: carbon dioxide, water and light in; oxygen ...