Here's a good reason to have an extra squirt of ketchup on that hot dog: eating tomatoes and tomato-based foods is linked with a lower risk of stroke, according to a study published today in Neurology, the medical journal of the American Academy of Neurology.

Could it be magic? Scientists at the US Department of Energy's Argonne National Laboratory near Chicago are using levitation to improve the drug development process.

If your child's academic results are giving you a headache, it could be because he or she has one. Children with migraine are 30 per cent more likely to have below average school performance than those with no headaches, according to research published today in Neurology.

At first glance, these may look like dog treats, but they're macaroons, made with maple syrup, shredded coconut, dark cocoa, extra virgin coconut oil, pure Madagascar bourbon vanilla and sea salt.