Stronger terahertz waves allow safer detection of hidden objects: Working with a special type of electromagnetic wave—called terahertz (THz)—that’s capable of sensing and/or imaging objects behind barriers, the team demonstrated that they can detect a THz wave at a distance of up to 100 feet.

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Stronger terahertz waves allow safer detection of hidden objects: Working with a special type of electromagnetic wave—called terahertz (THz)—that’s capable of sensing and/or imaging objects behind barriers, the team demonstrated that they can detect a THz wave at a distance of up to 100 feet.