As the finale of Qatar Foundation’s Stars of Science TV show approaches, this season’s four finalists — Ahmad Nabeel, Fouad Maksoud, Meshal Alshahrani, and Mohammed Al Jefairi — gathered to talk about their innovations at a special media roundtable. The season finale, to be filmed in the Sultanate of Oman in collaboration with the Oman Technology Fund, will go on air this weekend. Voting is now open and will close at 2pm GMT tomorrow. The finale airs on Saturday. For a full broadcast guide or to catch up on episodes, visit www.starsofscience.com.