Trees are the most spectacular plants in the garden. And since they grow so slowly, it is imperative that we treat them with utmost respect. That means pruning their limbs and branches correctly.

If you’re staring at a bare Christmas tree and a tight budget, you’re not alone. Surveys this year show nearly a third of people are spending less on holiday decorations, mostly to save money, and ...

Phylogenetics is the attempt to reconstruct the evolutionary relationships between species. Historically, this was done using quantitative morphological data, but modern methods rely more heavily on ...

Viral genetics is the study of the mechanisms of heritable information in viruses, including genome structure, replication and genetic change. Disease causing viruses are of particular interest, ...