NASA gives go-ahead for flying drone to explore Saturn’s moon Titan
Ruling out false positives – and negatives – in search for life on other worlds
Ingredients for life revealed in meteorites that fell to Earth
Two wayward space rocks, which separately crashed to Earth in 1998 after circulating in our solar system’s asteroid belt for billions of years, share something else in common: the ingredients for life. They are the first meteorites found to contain both liquid water and a mix of complex organic compounds such as hydrocarbons and amino acids.