U.S. flag

An official website of the United States government

Government Website

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Safely connect using HTTPS

Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

  1. Home
  2. About DHS
  3. Site Links
  4. Keywords
  5. Science and Technology

Science and Technology

Last Updated: | Site Page

They're All Chemicals

S&T Senior Science Advisor Dr. Laura Parker joins Technologically Speaking’s Brittany Greco for an insightful interview on the science behind explosives detection, the way the technology is used at the airport, and potential advancements for the future that will make the screening process easier.

Last Updated: | Blog

Celebrating National Aviation Day: Labs Work Together to Deliver Innovation

Today, on National Aviation Day, DHS S&T celebrates the remarkable advancements in aviation technology and explores the collaboration between S&T labs and other government agencies in this area.

Last Updated: | Press Releases

S&T Seeks Solutions for Software Artifact Dependency Graph Generation

DHS S&T announced a new solicitation seeking Software Artifact Dependency Graph (ADG) Generation capabilities to better understand, manage, and reduce risk to the software that powers cyber and physical infrastructure.

Last Updated: | Press Releases

Feature Article: Keeping Our Seaports Cyber Secure

A new tool developed by S&T and the Cybersecurity and Infrastructure Security Agency will help the Coast Guard improve the cyber strength of our nation’s harbors.

Last Updated: | Press Releases

S&T Invites Scientific and Technical Communities to Propose Research and Development Projects that Support National Security

DHS S&T released a new Long Range Broad Agency Announcement (LRBAA) 24-01, which is a standing, open invitation to the scientific and technical communities to propose research and development projects in support of our nation’s security.

Last Updated: | Site Page

Telling Our Impact, Telling Our Story

In this episode, host Brittany Greco sits down with Julie Brewer, S&T’s Deputy Under Secretary for Science and Technology, to discuss all things S&T.

Last Updated: | Publication

Master Question List for Yersinia Pestis

The following Master Question List was developed by DHS S&T to provide government decision makers with up-to-date information to government decision makers regarding Yersinia pestis, the causative agent for Plague.

Last Updated: | Publication

Master Question List for Salmonella enterica serovars Typhi and Typhimurium

The following Master Question List was developed by DHS S&T to provide government decision makers with up-to-date information that will enable them to appropriately respond to outbreaks of Salmonella.

Last Updated: | Press Releases

S&T Marks Successful Installation and Operationalization of Fire Sensors in Hawaii

Today, DHS S&T announced the placement of 80 wildfire detection sensors across Maui and the Hawaiian Islands.

Last Updated: | Publication

Low-Head Dam Alerting for Rescuer Safety Fact Sheet

DHS S&T will provide a readily accessible toolset to help First Responders identify low-head dam (LHD) hazards and promulgate potential alerting and life-saving information. This effort will deliver freely accessible, user-friendly toolboxes to help investigate public safety at low-head dams, enable modelers to consider site-specific conditions and alerts of potential hazards, and deliver an updated version of the national LHD inventory, estimated at over 13,500 sites.