Justice Kagan and the two justices who joined her concurrence considered a trained drug-detection dog to be a device not in general public use, and on those grounds would have found its use unconstitutional in light of Kyllo.

FORBES: Supreme Court Finds The Use Of A Drug-Sniffing Dog To Investigate A Home Unconstitutional

Voting in British general elections may not be available online but the rise of "clicktivism" - the use of the internet to raise awareness of a cause or view - really hit the mainstream in 2012.

BBC: The tech highs (and lows) of 2012

With the growing popularity of social media devices, computer games, and general computer use, it will be important to focus on ways to reduce sitting time while engaging in these activities.

FORBES: Why Sitting Increases Your Risk of Dying Sooner

And there should be greater general outrage in the world, and therefore a stronger political basis for punishing violations of a treaty that bans use than of one that bans stockpiling.

CENTERFORSECURITYPOLICY: Chemical Reaction

Solid-state storage and memory technologies in general use less power than hard disk drives when they are active, and thus there can be power savings if some solid-state storage and memory can be used in a mixed storage technology environment in a way that reduces the spinning time of hard disk drives and thus decreases the power needs of a storage system.

FORBES: Pumping Iron and Keeping Cool