Invisibility cloak one step closer, scientists say - Yahoo! News

Invisibility cloak one step closer, scientists say - Yahoo! News: "Invisibility cloak one step closer, scientists say By Maggie Fox, Health and Science Editor
2 hours, 39 minutes ago

WASHINGTON (Reuters) - Scientists have created two new types of materials that can bend light the wrong way, creating the first step toward an invisibility cloaking device."