If you can't stand the heat, get out of the kitchen and into the lab -- chemists can now use carbon nanotubes to judge the heat of chilli sauces. The technology might soon be available commercially as ...

Place the pork chunks in a heavy-bottomed pot or a slow cooker. Add the soy sauce, garlic, ginger, and the finely chopped red chili. If using a pot, cover with a tight-fitting lid and cook in a low ...