The Conversation Ukraine: ordinary Russian soldiers face war crimes charges but the big fish are likely to avoid punishment – here's whyWhy Ed Sheeran's court victory sounds good for the music industryFuture cities could be 3D printed – using concrete made with recycled glassCookies: I looked at 50 well-known websites and most are gathering our data illegallyThe metaverse: three legal issues we need to addressBeijing Olympics: US-led diplomatic boycott is misplacedMeghan Markle: Mail on Sunday loses appeal in privacy case – the judgment explainedBarbados se convierte en república: un aviso para la política exterior británicaZombie apocalypse? How gene editing could be used as a weapon – and what to do about itFacial recognition in schools: here are the risks to childrenThe plastic recycling system is broken – here's how we can fix itHow will COVID vaccines work on compromised immune systems? Here’s what we knowVaccine passports: what businesses need to know – and why they should have more sayBile duct cancer: existing leukaemia treatment could hold promise – mouse studyWhy standard ways of valuing health were set aside during the pandemicVoici comment les microbes pourraient communiquer avec des espèces extraterrestresHow could a Belgian farmer accidentally move the border with France? It's surprisingly easy, as history showsSeti: how microbes could communicate with alien speciesBritain's changing religious vote: why Catholics are leaving Labour and Conservatives are hoovering up Christian supportWhy do antibodies fade after a COVID-19 infection, and will the same thing happen with vaccines?