21 Feb 2018 17:18 IST

The controversial theory that explains the structure of the internet

New evidence challenges one of the most celebrated ideas in network science

"A paper posted online last month has reignited a debate about one of the oldest, most startling claims in the modern era of network science: the proposition that most complex networks in the real world — from the World Wide Web to interacting proteins in a cell — are “scale-free.” Roughly speaking, that means that a few of their nodes should have many more connections than others, following a mathematical formula called a power law, so that there’s no one scale that characterizes the network," writes Erica Klarreich for The Atlantic. Click to read more.