Ever wondered what all that junk in your DNA trunk is doing? Find out in this QotW! Plus, we ask: what's the point of two sets of organs?

• How does DNA Fingerprinting Work? - Features
• ENCODE, hype and junk DNA - Interviews
• Genes, genomes and junk DNA - Interviews
• How to extract DNA from a kiwi fruit - Kitchen Science
• What is the purpose of non-coding DNA? - Questions
• Cambridge Cafe Scientifique - DNA and Cancer - Podcasts