RT @cptyler: “The more political the question, the more risk there is in answering it.” A survival guide for #science advisers i… https://t.co/THG2VpCrwV
RT @ariellesamuel: I’d like you to know that the final message we played for Opportunity was a song.
We sang her to sleep with Billi… https://t.co/zOLNLatRac