Erica, who has a beautiful face and speaks with a synthesised voice, is one of the most advanced and autonomous androids in the world. The human-like robot was created in Japan in 2014 and was developed to be capable of conversational interaction. Since then, a total of four models have been...

US paralympic athletic champion Lex Gillette holds the long jump world record. But while his athletic abilities put him at the top of his sport, he often struggles with common tasks most people take for granted. Gillette has been blind since age 8, and navigating a grocery store would be "one of...

The devastating effects of climate change are everywhere. Now, the fight to save the planet is taking an innovative turn. What if scientists could offset dangerous greenhouse gas levels by capturing CO2 from the atmosphere and putting it to use? This episode looks at two project that aim to...