Gray hair is a natural sign of aging, but sometimes it can take on a yellowish hue that's not so flattering. Today, we're sharing tips on how to keep your grays looking fresh and vibrant.

Salma Hayek showed off her gray hair while attending the 11th Annual Breakthrough Prize Awards and Ceremony in Los Angeles 5.

Carrie Underwood without her signature blonde hair? Hard to imagine, but our photo editors gave it a shot, and a dye job ...