An emulsion is a mixture of two or more liquids that are usually not mixable but mix under specific circumstances — generally by using substances that help them mix. These substances are called ...

If you have ever tried your hand at homemade mayonnaise, hollandaise sauce or other emulsions, then there’s a good chance they’ve “broken” or separated on you. There’s no need to start from scratch if ...

Emulsions — a lightweight, almost fluid type of moisturizer — are a fantastic alternative to rich, thick creams and greasy lotions. They’re particularly popular in Korean beauty routines, where ...