It’s also a tasty snack, at least for fungi and insects such as termites. On a molecular level, wood is about three-quarters polymerized sugars that are indigestible to humans and most other animals.

Alpha decay represents a fundamental mode of radioactive disintegration wherein an unstable nucleus emits an alpha particle—a tightly bound cluster of two protons and two neutrons. This process not ...

Tooth decay causes the destruction of enamel, which is the hard outer surface of a tooth. As tooth decay progresses, it can attack deeper layers of a tooth, leading to cavities. Treatments can include ...