i've done nothing. >> anthony: dr. stuart jeffries is an astronomer and solar specialist. >> man in brown cap: the first year is for the adventure. the second year is for the money. the third year is because you don't fit into anywhere else. >> siri: you can't function anywhere else. >> man in brown cap: that's right. >> anthony: siri grossman runs equipment and supply. >> siri: i really love it here. i feel like i live on a space station. i keep coming back. >> anthony: this is damn good. i like, after a hard day of dragging blocks of ice this is exactly what you need. >> man in brown cap: people who work outside, i mean, they'll burn 5, 6,000 calories a day. >> anthony: is there generally speaking people who work one and four hours at a time before they need to -- >> man in brown cap: come in and get warmed up. we eat pretty good down here considering where we are. so we've got a five a week menu cycle. every friday for four weeks is