SAN JOSE, Calif. (AP) — A high-tech startup is wading into the gun control debate with a wireless controller that would allow gun owners to know when their weapon is being moved — and disable it remotely.  more...

REDMOND, Wash. (AP) — Microsoft thinks it has the one.  more...

WASHINGTON (AP) — Twitter is booming as a social media destination for teenagers who complain about too many adults and too much drama on Facebook, according to a new study published Tuesday about online behavior. It said teens are sharing more personal information about themselves even as they try to protect their online reputations.  more...