Introduced in 2005, Amazon Prime now has 172 million members.
Angela Lang/CNET
Amazon announced big fourth-quarter profits on Thursday, but also some bad news for customers: The online retail giant is hiking the price of its popular Amazon Prime membership. The price will soon rise from $119 to $139 for annual subscribers, and for monthly members from $13 to $15 ($156 to $180 for 12 months).
This…
