What the Bayeux tapestry reveals about medieval buildings on both sides of the Channel

Edward the Confessor in his turreted palace. Wikipedia, CC BY For many, the Bayeux tapestry conjures up images of clinker-built ships, prancing horses, the Normans feasting on chicken on the eve of the battle of Hastings, and the arrow in King Harold’s eye that ended centuries of Anglo-Saxon rule. But for the architectural historian, it […]

Your brain runs on 20 watts. Could brain-inspired computing do the same?

Blue Andy/Shutterstock Right now, your brain is recognising the shapes of these letters, analysing their meaning, and holding a stream of thought together – all on about 20 watts of power. That’s roughly what it takes to run a lightbulb. Yet reproducing even a small fraction of the brain’s capabilities using today’s AI systems can […]

‘Ferritin face’ is trending – but can your skin really reveal low iron?

Marina Demeshko/Shutterstock.com Forget jade rollers, LED masks and salmon sperm facials. The latest skincare trend taking over TikTok is a blood test. “Ferritin face” is the social media term for the claim that low iron levels leave visible clues on your face – dark circles under the eyes, pale or grey-looking skin. Some influencers say […]

Why Yemen has returned to conflict

The dormant conflict in Yemen has erupted once more, with the Houthi rebel group seizing control of the Red Sea port city of Mocha and a number of islands from Yemeni government forces in recent weeks. This has given the Houthis a foothold close to the Bab al-Mandab Strait, a key trade gateway linking Asia […]

AI can be more comforting than a person – our research shows why

22% of 18- to 21-year-olds have sought emotional support from generative AI. oatawa/Shutterstock Some of us now use generative artificial intelligence (gen AI) to talk through difficult feelings. We may ask a chatbot to write an email or plan a holiday, but we also tell it that we have had a rotten day or feel […]

How firelight may have shaped the origins of spoken language

PeopleImages/Shutterstock When asked about the greatest innovation of humans, people will often say language or fire. A new paper suggests that these innovations may be more interlinked than we previously assumed. Understanding how human language evolved is one of the hardest problems in science to unpick, since writing is a relatively recent innovation. Also, the […]