Understanding the differences between physical and chemical changes is the basics in the study of chemistry. These two types of transformations describe how substances can change in terms of their ...

These capsules burn from the outside inward, and color changes are obtained by layering different compositions on top of one another.

Chemical sunscreens, compared to physical ones, cause more adverse reactions in the skin because of chemical changes in their molecules.

Beauty writer Tembe Denton-Hurst talked to estheticians and a dermatologist about physical exfoliators and how they can improve skin.

Learn about careers in physical chemistry - the study of how matter behaves on a molecular and atomic level and how chemical reactions occur.

Students measure the mass of substances before and after melting, dissolving, and a chemical change to investigate the question: Is mass conserved during physical and chemical changes?

Queen’s University Belfast team Kevin Prise, Shannon Thompson and Stephen McMahon are modelling laser-accelerated proton delivery to investigate the potential contribution of inter-track interactions ...

To artificially induce hereditary changes in plants, either physical or chemical agents are used. Ionizing radiation is a widely used physical agent to treat the seeds and other plant material of ...

Postpartum depression (PPD) is a complex mix of physical, emotional, and behavioral changes that happen after you give birth. It's a form of major depression that begins within a year after ...

Featured Fight-or-flight mode refers to all the chemical changes that go on in your body to get it ready for physical action. In some cases, these changes can also make you freeze.