Movies like Predator reveal how useful thermal imaging goggles can be, but why do hot objects give off infrared radiation to begin with?

Great lengths are taken by energy companies to keep our electricity supply on. To spot any potential power cuts, they use sophisticated equipment, and take to the skies. Physics - Electricity And Circuits - Learning Points. Networks of...

The need to see in the dark; to observe weather patterns from outer space; or to conduct security surveillance at night, lead to the Big Idea of Night Vision, and Thermal Imaging. FLIR, or Forward Looking Infra Red, is a continuation of...

NASA Geologist Brent Garry discusses his work studying volcanoes and lava flows on the Earth, the Moon, and Mars.<b<b<b<br/>r/>r/>r/>