Mariner 4, built by JPL in Pasadena, took the images on July 14, 1965. One of the mission's leaders reflects on decades of ...

Sixty years ago today, NASA’s Mariner 4 spacecraft took the first up-close images of Mars, changing humanity's understanding ...

More than a hundred years ago, astronomer Percival Lowell made the case for the existence of canals on Mars designed to redistribute water from the Martian ice caps to its lower, drier latitudes.

Now you can explore maps of Mars from the past, as well as view “live” footage and get a guided audio tour from Bill Nye the Science Guy, as Google announced today. My favorite new feature is ...

More than a hundred years ago, astronomer Percival Lowell made the case for the existence of canals on Mars designed to redistribute water from the Martian ice caps to its lower, drier latitudes.

In his 1895 book “Mars,” Lowell claimed that the canals of Mars had been built by a desperate alien race seeking to salvage what water they could from the planet’s melting ice caps.

How Mars’s Close Encounters Helped Us Map the Red Planet. National Geographic’s archive has maps of Mars dating back to when some scientists still thought there might be Martian-made canals on ...

Thanks to “canals” spotted on Mars in the late 19th century, there were some people here on Earth who thought there were indeed intelligent Martians somewhere out there.