"That Mars is habitable by beings of some sort or other is as certain as it is uncertain what these beings may be," wrote Percival Lowell in the early 20th century. While other astronomers had their ...

As much as we know today about the planets of the solar system, it’s almost incomprehensible that a mere 50 years ago we knew almost nothing about them. Observations of even Mars and Venus, Earth’s ...

NASA says they've discovered the clearest evidence of potential life on Mars to date, but as history shows, finding actual proof of life remains a difficult task.

31,129 people played the daily Crossword recently. Can you solve it faster than others?31,129 people played the daily Crossword recently. Can you solve it faster than others?

Discusses the various schools of thought concerning the possibility of life on Mars, and how the flight of Mariner 9 around Mars affected these theories. Includes ...

Among the many discoveries by NASA’s Mars Reconnaissance Orbiter since the mission was launched on Aug. 12, 2005, are seasonal flows on some steep slopes. These flows have a set of characteristics ...

Red Planet Day is observed annually on November 28 to celebrate the exploration and study of Mars, our neighbouring planet often referred to as the "Red Planet" due to its reddish appearance caused by ...

Motions of Mars -- Pioneers -- "A situation similar to ours" -- Areographers -- 1877 -- Confirmations and controversies -- Lowell -- How the eye interprets ...

A look back at the Jet Propulsion Laboratory's first roles in exploring the Red Planet. The Changing Face of Mars reveals, through archival footage and interviews with key scientists and engineers, ...