Historically, you were asked all this stuff so that if they wanted to deport you later, it would be easy because you would have lied on your ESTA. (View Post)
Well, you can work out approximately what it will be, because the distribution of primes follows a fairly comprehensible pattern. That is ln(50003) is 10.82 - which means that the 50,003rd prime is g… (View Post)
China's CO2 emissions are now - for the first time - down year-over-year. If they keep adding solar panels, then the pace of that decline is only going to accelerate. In the words of Mrs Thatcher, ju… (View Post)