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Science and Technology

Last Updated: | Publication

Rad Survey Guidance

An ideal background radiation survey will provide first responders, emergency managers, and public health officials with a better understanding of the typical levels of radiation in their jurisdiction.

Last Updated: | Blog

S&T and Partners Are Revolutionizing Law Enforcement with Data

S&T and partners are arming investigators with innovative tools to combat transnational crime.

Last Updated: | Press Releases

Feature Article: Plant Disease Detection at the Speed of Commerce

Every year, millions of pounds of fresh fruits, vegetables and animal products enter through U.S. ports of entry, possibly harboring hidden serious threats for our agriculture and national economy.

Last Updated: | Blog

Keeping American Agriculture Vital

Honoring National Agriculture Day with a look at related S&T achievements and collaborations.

Last Updated: | Blog

Disaster Response Powered by Data

Guest post from Ron Langhelm of S&T Office of Mission and Capability Support shares how S&T and two state government partners tested the new Community Lifeline Status System (CLSS) during a live disaster simulation exercise.

Last Updated: | Press Releases

Media Advisory: DHS S&T to Conduct C-UAS Testing in the National Capital Region

DHS S&T will conduct Counter-Unmanned Aircraft System (C-UAS) testing in the National Capital Region (NCR) from March 10-15, 2025.

Last Updated: | Publication

DHS SBIR Success Story - Advanced Radiation Detection for Protection Against Radiological Threats

To showcase SBIR awardee Physical Sciences, Inc. (PSI) and provide an overview of its expertise, capabilities, and contributions.

Last Updated: | Press Releases

DHS S&T Announces New Remote Identity Validation Rally

DHS S&T announces the launch of the Remote Identity Validation Rally (RIVR), a series of technology challenges running throughout 2025, in partnership with TSA, HSI Forensic Laboratory, and NIST.

Last Updated: | Site Page

Remote Identity Validation Rally

DHS S&T, in partnership with TSA, HSI Forensic Laboratory, and NIST will host a series of technology challenges throughout 2025 to challenge industry to deliver secure, accurate, and easy-to-use remote identity validation technologies to combat identity fraud when users apply for government services, open bank accounts, or verify social media accounts. 

Last Updated: | Press Releases

Feature Article: Unmanned Aircraft Systems Help Responders in Urban Environments

S&T’s National Urban Security Technology Laboratory tested how UAS systems support first responders in urban environments.