Astrophysicist joins scientists and mathematicians to discuss climate change and extraterrestrial life – and the booing of Adam Goodes – without acrimonyPoliticians cherry-picking information to suit their own agenda is one of the great tragedies of modern civilisation, the astrophysicist Neil deGrasse Tyson said on Monday night’s Q&A.In a panel devoid of politicians, Tyson joined the oncologist and Guardian Australia columnist Ranjana Srivastava, the mathematician and CSIRO marine scientist Beth Fulton and the mathematics ambassador Adam Spencer to discuss climate change, extraterrestrial life and artificial intelligence.