Neil deGrasse Tyson

Neil deGrasse Tyson @neiltyson

@ErikEvenson @mikestinctively @Againsttrollin @UFCFightHub @StarTalkRadio Excellent and important point. But I try not to argue word definitions in ways that over-ride larger ideas. For example, when asked how much of Earth’s surface is covered by the oceans, I presume your answer is not “none”. — PolitiTweet.org

Neil deGrasse Tyson @neiltyson

ALERT: A weirdly obscure, unapologetically Geeky fact that involves The Rolling Stones, follows… — PolitiTweet.org