Lab Notes: Scientists prove that truth is no match for fiction on Twitter

This week's biggest stories Technology / Scientists prove that truth is no match for fiction on Twitter Health / Is vitamin D really a cure-all – and how should we get our fix? Genetics / Britons in favour of editing genes to correct inherited diseases Space / Scientists unsure where Chinese space station will crash to Earth Energy / Nuclear fusion on brink of being realised, say MIT scientists Brexit / Brain prize winner calls Brexit a 'disaster' for the NHS and science Environment / Arctic spring is starting 16 days earlier than a decade ago, study shows Eye on science Nasa spacecraft reveals Jupiter's interior in unprecedented detail Juno mission paints dramatic picture of the turbulence within the solar system's largest planet Straight from the lab Notes & Theories / Counter-mapping: cartography that lets the powerless speak Head quarters / Bridging the gender gap: why do so few girls study Stem subjects? Lost Worlds Revisited / How five became one: the odd history of horses' hooves Notes & Theories / From spy novels to Skripal: the myth of the untraceable poison Podcasts A Neuroscientist Explains / Is the internet addictive? The Guardian's Science Weekly / Cross Section: Steven Pinker Guardian News & Media Limited - a member of Guardian Media Group PLC. Registered Office: Kings Place, 90 York Way, London, N1 9GU. Registered in England No. 908396