Alicia Chang LOS ANGELES — The Curiosity rover has answered a key question about Mars: The red planet in the past had some of the right ingredients needed to support primitive life. The evidence comes from a chemical analysis by […]
Alicia Chang LOS ANGELES — The Curiosity rover has answered a key question about Mars: The red planet in the past had some of the right ingredients needed to support primitive life. The evidence comes from a chemical analysis by […]