In this edition of Tech It Out, we focus on China's first explorer to Mars, the Tianwen-1, and find out what's so fascinating about the Red Planet. On Science Saturday, we review the major science news of the past two weeks, including UAE's Mars mission – the Hope, China's Haiyan-X making a new world record by diving deeper than 10,000 meters in the sea, the latest and closest images of the sun, and the threatened biodiversity conditions of Antarctica.