Twitter, Facebook, and the like make saying things in the public sphere perhaps a little too easy
The instantaneous nature and abbreviated format mean that people can end up saying things -- including damaging things about other people or institutions -- without a lot of thought or useful context. And that's a problem, because people are still sued for slander, libel, and defamation all the time. Radio and television personalities have generally been educated about the boundaries -- but the average Twitter user probably hasn't.
How life might have originated with rocks involved in chemical reactions
Precision farming with the help of GPS and other recent tools
Wired has an article on the use of new technology to make farming more efficient. They mention the use of UAVs to provide precision imaging of fields, which is a sincerely appealing notion -- but nobody's making the necessary rules for UAV use in domestic airspace to ensure that useful purposes like crop dusting and field imaging can move forward while we simultaneously protect ourselves from the many dangerous uses to which UAVs could be put. Ignoring the technology doesn't make it go away.
Tongue piercings may put people at risk of brain and heart infections
Omaha upgrades water pipes from 1895