Stars have been everywhere this week. In L.A., Erin Foster celebrated her apparel brand, Favorite Daughter, while Cole ...

Alicia Keys performs at the Tiffany & Co. Gala in N.Y.C., plus Quinta Brunson, Bella Hadid, Mikey Madison and more. From ...

"It is not a new color," John Barbur, a professor of optics and visual science at City St George's, University of London, ...