Photo: Two New Cloaking Devices Close In on True Invisibility



A series of three diagrams shows how a new cloaking material bends light to conceal small objects. The "carpet cloak" is one of two new materials announced in April 2009 that bring the Star Trek tech closer to reality.

Image by Thomas Zentgraf


NEWS FEEDS    After installing a news reader, click on this icon to download National Geographic News's XML/RSS feed. After installing a news reader, click on this icon to download National Geographic News's XML/RSS feed.

Get our news delivered directly to your desktop—free.
How to Use XML or RSS

ADVERTISEMENT

NATIONAL GEOGRAPHIC'S PHOTO OF THE DAY

50 Drives of a Lifetime

Listen to your favorite National Geographic news daily, anytime, anywhere from your mobile phone. No wires or syncing. Download Stitcher free today.