Five days after an Uber driver was accused in a rampage in Kalamazoo, Mich., a gunman attacked 17 people in Kansas. One physicist said the second shooting seemed almost inevitable.
Gun owners who favor restrictions on firearms say they are in the same position after last week's mass shooting in Oregon as they have been following other rampages - shut out of the argument.
The Maryland Batman, whose roadside encounter with police three years ago made him a viral sensation around the world, has died.
Humans, scientists warn, seem to be developing digital brains with new circuits for skimming through the torrent of information online. This alternative way of reading is competing with traditional deep reading circuitry developed over several millennia.
A dream of gun-control advocates for decades, the Armatix iP1 is the country's first smart gun. Its introduction is seen as a landmark event in efforts to reduce gun violence, suicides and accidental shootings.
As the number of gun shows has ballooned to more than 5,000 a year and the number of people attending them has soared to an estimated 25 million to 30 million, the weekend events have become traveling malls.