![A woman wears a red t-shirt and holds her hand to her forehead in pain. There is an effect on the photograph to evoke the room around her spinning](https://cdn.statically.io/img/media.springernature.com/w735h400/nature-cms/uploads/cms/pages/2913/top_item_image/20240704_NEWS_Migraines_THUMB-6ff5d4c8b5bacd2d6e6e7cfea73f839e.jpg)
What causes migraines? Study of ‘brain blackout’ offers clues
The blinding headaches are poorly understood — a mouse study suggests that the content of spinal fluid is a trigger for pain
The blinding headaches are poorly understood — a mouse study suggests that the content of spinal fluid is a trigger for pain
Andrew Robinson reviews five of the best science picks.
Reactions have been discovered that selectively transform nitrogen-containing rings, called pyrimidines, into various other ring systems — enabling rapid preparation of compound libraries for pharmaceutical research.