In this week's NewsFlash we find out about ice volcanoes on Titan, get a new insight into the Sun's cycle and reveal why burgers with oregano sprinkled on top could be the safer option for your Christmas dinner. We also discuss the best drink options to avoid indigestion when eating fondue and investigate whether lightweight bikes made of carbon fibre really do cut down your commute. Plus, we hear about a new way to get merry with all those festive drinks this Christmas, and it's through your feet!