A Universe from Nothing: Why There Is Something Rather than Nothing

A stylish symbol. Representing love, friendship and unity, Swarovski's knot design remains a popular theme--as demonstrated by these elegant Nathalie earrings. Crafted in silver tone mixed metal, they're adorned with clear pavé crystals. Approximate diameter: 1-1/8 inches.

Inspired by the intricate design of a dream catcher, INC International Concepts' bohemian drop earrings feature pave-cut circles decorated with white plastic and black glass beads. Set in gold-plated mixed metal. Approximate drop: 4-1/2 inches.

True patriotism. This polished 14k gold and sterling silver flag features the script: "God Bless America" on the reverse side. Chain not included. Approximate length: 1 inch. Approximate width: 7/10 inch.

Give peace a chance with these sparkly earrings from CRISLU. These studs feature a peace sign shape decorated with hand-cut cubic zirconias (1/4 ct. t.w.). Set in platinum over sterling silver. Nickel-free. Approximate drop: 1/4 inch.