enough resolution you can watch things just swirling around disappearing into the black hole. we're basically taking every sublinear telescope in the world to synthesize one telescope that's 11,000 kilometers across, basically the size of the entire earth. >> anthony: really? >> dan: so that we can take the picture of the black hole at the center of our galaxy. >> anthony: wow. south pole is particularly useful because -- >> dan: there's no other site like this. the atmosphere is extremely stable. it's extremely clear. there's no water in it, water absorbs the microbes we're looking at. so, you can just map the sky day and night for 6 months a year without stopping, and it gives the best maps we can make short of going to space. >> anthony: i grew up in the kennedy era, where the space program was everything. the first man on the moon, the space race, the whole nation can't wait till we could get to mars. nobody gives a [ bleep ] now. i mean, have you seen that change because i felt it change. >> dan: it's true that there is an increased skepticism of objective reality these days, but this science stands on thousands of years of human,