A new study shows that microscopic barbs allow porcupine quills to slice into flesh easily and stay there stubbornly. Image via Jeffrey Karp If you’ve ever had a violent encounter with a porcupine, it ...

Q: How do they put that very small hole in a hypodermic needle? A: Actually they don’t. The needle is built around the hole. Although some needles are manufactured by other methods, the most common ...

Jacqueline Medina says that on 22 May 2017, her father Jose was driving to his job in Moreno Valley, California, when he stopped at a gas station on Alessandro Boulevard to fill up his tank. Both were ...

Mosquitoes are perhaps useful for something after all, besides feeding frogs. Along with his colleagues at Osaka's Kansai University, mechanical engineer Seiji Aoyagi has created an almost pain-free ...

Health official admits on camera inoculating 30 students with single syringe The latest headlines from our reporters across the US sent straight to your inbox each weekday Your briefing on the latest ...

VACCINATIONS are a pain. Any two-year-old with access to reasonable health care will tell you that. But injections are bad for reasons other than the discomfort they cause. If syringes are reused ...