infra-red

The second invisibility is that those same gases such as CO2 and methane have molecules shaped in such a way that, although they let hot visible light pass through them, they don't give a pass to the hot light called infra-red light.

ABC News: Top Stories 2011

As winter on the mysterious smoggy moon recently turned to spring, researchers using an infra-red camera aboard NASA's Cassini spacecraft detected signs of a "substantial" spring rain of the liquefied natural gas sprinkling across vast fields of dunes near Titan's equator.

The Rain on This Plain Is Mainly Methane Robert Lee Hotz 2011

It has sonar and radar systems, infra-red lighting and storage for dummy torpedoes in the sleeping quarters.

In search of the Lancashire U-boat commander Helen Carter 2010

New infra-red camera footage of the rare Javan rhino in its natural habitat, here or here.

Javan Rhino Footage 2009

The console is able to detect where the urine is falling through the use of an infra-red device.

Play while you pee: urinal-based games console granted patent 2011

Not only do the cameras see in natural light, but they see in infra-red, and in radio frequencies.

Messages to Mars Hugh Barlow 2011

But to an infra-red telescope it's opaque; you can't look through too much, and less is always better.

A new unit of humidity? AYDIN 2009

This led to the use of infra-red light frequencies, or those that are not visible to the naked eye.

Med Shirt | SciFi, Fantasy & Horror Collectibles 2009

It was white to help the suit reflect the visible light and infra-red light that would draw heat into the suit.

Around a Sun Named Inferno Hugh Barlow 2011

Captive Media's urinal-based games console is able to detect where urine is falling through the use of an infra-red device.

Play while you pee: urinal-based games console granted patent 2011