This week, we head down under to explore the latest Australasian science - we'll discover the new, state-of-the-art facility where high-tech lasers and cameras breed the best plants; explore a new remedy for wine ruined by bush fires and find out why grapes killing themselves is the tip to a wonderful tipple. We also reveal, two new bowel-bugs that cause gastroenteritis and why porridge is good for your guts. Plus, we investigate the best temperatures for serving wine, in Question of the Week!