Latte art microfoam, which is a foam of air in milk. Milk itself is an emulsion of butterfat in water, while coffee is a mixture of coffee solids in water. Neither of these colloids are stable – crema dissipates from espresso, while microfoam separates into drier foam and liquid milk – both degrading significantly in a matter of seconds, and thus latte art lasts only briefly. Latte art requires first producing espresso with crema and microfoam, and then combining these to make latte art. See microfoam: procedure for how microfoam is made; this article concentrates on the latte art once the foam
Cosmic latte on the new color: Though Drum's suggestion of "cappuccino cosmico" received the most votes, the researchers favored Drum's other suggestion, "cosmic latte". This is because the similar "Latteo" means "Milky" in Italian, Galileo's native language. It also leads to the similarity to the Italian term for the Milky Way, "Via Lattea", and they enjoyed the fact that the color would be similar to the Milky Way's average color as well, as it is part of the sum of the universe. They also claimed to be "caffeine biased". Drum came up with the name while sitting in a Starbucks drinking a