‘I had gained an extraordinary amount of money, but my mind was consumed by the half a million I had missed out on by not selling.’ Illustration: Avalon Nuovo/The Guardian Investing in risky stocks ...

Every network scientist knows that preferential attachment combines with growth to produce networks with power-law in-degree distributions. How, then, is it possible for the network of American ...

Faster-than-light neutrinos? Boring… let’s see something really revolutionary. Edward Nelson, a math professor at Princeton, is writing a book called Elements in which he claims to prove the ...