What daily items do you use that have infrared technology?

Using satellites to explore the earth’s surface is nothing new, but using infrared satellites to explore the past sounds like science fiction. Dr. Sarah Parcak, an archaeologist from the University of Alabama, is using infrared imaging technology to see changes in ground density to uncover ancient cities and dwellings from hundreds of miles above the earth.

What are some other ways that infrared satellites could be helpful in scientific discovery?

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