Event:
Today marks the 10th anniversary of the Opportunity rover landing on Mars; NASA announces the rover has discovered clay minerals indicating water flowed on Mars early in the planet's history
More Notable Events on January 24: 1984 Apple Computer unveils its Macintosh personal computer
1962 Brian Epstein signs management contract with the Beatles
1902 Denmark sells Virgin Islands to USA
1901 1st games played in baseball's American League
1839 Charles Darwin elected member of Royal Society
