Twitter isn't just a time-waster. You can learn a lot, too. Credit: Amanda Art/METRO
Spending lots of time on Twitter? You might as well learn something. Here are some of the smartest accounts to follow:
1. Neil deGrasse Tyson (@neiltyson) The astrophysicist, author and host of "Cosmos" makes science fun.
Evidence humans are smarter than cats: We don't chase dots on the floor made by lasers. — Neil deGrasse Tyson (@neiltyson) March 23, 2014
2. Mental Floss (@Mental_Floss) Covers everything from "How Far Does Mario Have to Run (and Swim) in Super Mario Bros.?" to "8 Memorable Rejection Letters" to "20 Things You Might Not Know About 'The Golden Girls'"
3. TEDTalks (@TEDTalks) The TED lecture series bills itself as "ideas worth spreading." Started as a conference on Technology, Entertainment and Design, it's also become a global forum of independently organized events around the world, TEDx.