There is a form of nothingness even more empty than the vacuum of spacePanther Media GmbH / AlamyThe following is an extract from our Lost in Space-Time newsletter. Each month, we hand over the keyboard to a physicist or mathematician to tell you about fascinating ideas from their corner of the universe. You cansign up for Lost in Space-Time here.Most of us complain about nothing from time to time. Like when you open the fridge, see the empty shelves, and sigh, Theres nothing to eat even though theres a half-eaten yogurt and some suspicious