"Shorelines are great locations to look for evidence of past life." Today, Mars is a chilly desert of rock and dust — but 4 billion years ago, the planet had rivers, lakes and even oceans with sandy ...

SpaceX CEO Elon Musk suggested on a Wednesday episode of Senator Ted Cruz 's podcast that while humans may not find living aliens on Mars, they could uncover the "ruins of a long-dead alien ...

Our study proves that, even today, by analysing Mars samples we could detect chemical signatures of past life, if it ever ...

Fresh from his SpaceX company’s rescue of astronauts stranded on the International Space Station, inventor Elon Musk is already looking at building a sustainable city of 1 million people on Mars ...