Environment The Iran war is exposing the huge risks in our food system No matter where you get your food from, a good chunk of your diet is ultimately reliant on fossil fuels. We already need to change this to tackle climate change, but the Iran war and resulting oil shortage is showing the urgent need to rethink food News
Space Mysterious comet disintegration caught by telescope after lucky break Catching a comet in the process of falling apart is difficult, but a coincidence let astronomers see one in more detail than ever before using the Hubble Space Telescope – and revealed a mystery News
Life Landmark experiment reveals a big unexpected problem with cloning A 20-year study has shown that, like photocopying photocopies, cloning doesn't produce perfect copies – with big implications for farming, conservation and de-extinction News
Environment Stark photos show quest for profit cutting swathes through the Amazon Photographer Lalo de Almeida has been documenting the industrialisation taking place in the Amazon rainforest after the Brazilian government relaxed environmental controls Regulars
Physics A once-fantastical collider could answer physics’ biggest mysteries The muon collid±ð°ùÌýwas once dismissed as impossible, but is nowÌýgainingÌýsteamÌýas the successor to the Large Hadron Collider. IfÌýbuilt,Ìýit could offer aÌýnew windowÌýtoÌýrealityÌý Features
Life What to read this week: Lixing Sun's ambitious On the Origin of Sex Ducks with corkscrew penises, fish changing sex – what do we really know about sex and reproduction on Earth? Less than we think, reveals a mind-boggling new book. Elle Hunt explores Culture
The partnership helping driverless cars navigate extreme weather Self-driving cars struggle when the weather turns bad. But a UK-EU partnership is getting to grips with the problem, funded by Europe’s flagship research programme, Horizon Europe dsit
Comment How many academics does it take to tell a joke? Time for a study... Feedback is delighted to discover a study analysing the use of humour at scientific conferences – but disappointed to find a distinct lack of it Regulars