Smith & Wesson SWBG1S Border Guard 2 Rescue Knife with Serrated Drop Point Blade, Glass Break, and Seatbelt Cutter, Black

Accessorize with geometric glamour. These beautiful circle drop earrings by Eliot Danori feature round-cut crystals set in rhodium-plated mixed metal. Approximate drop: 3/4 inch. Approximate diameter: 1/2 inch.

Feeling prim and proper? Accessorize a polished mood with this Carolee necklace, which features a double strand of pearls detailed by a crystal closure.

Gucci presents a designer riff on classic aviator shades.

On April 25, 1953, James Watson and Francis Crick published their groundbreaking discovery of the double helix structure of DNA, the molecule essential for passing on our genes and the ''secret of life.'' But their crucial breakthrough depended on the pioneering work of another biologist Rosalind Franklin. She would never know that Watson and Crick had seen a crucial piece of her d