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S&T Hackathon Addresses New Threats to Critical Infrastructure

Small Solutions Make a Big Difference

S&T is working with SWAT teams to validate DIY tools that meet their immediate operational needs.

Children Rescued, Traffickers Arrested

S&T-developed tech has yielded significant results in the fight against online child sexual abuse.

In Their Own Words

Firefighters share stories about POINTER—why it is vital, how it works, and how the technology will save lives.

Science and Technology Directorate

We are the Research and Development Advisor to the U.S. Department of Homeland Security.

  • S&T Helps ‘Stop the Bleed’—FAST

    S&T Blog

    S&T and its coalition of partners are saving lives by training students across the country in techniques to stop traumatic bleeding.

  • Silicon Valley Innovation Program

    Silicon Valley Innovation Program

    S&T’s Silicon Valley Innovation Program expands our reach into the innovation community to find new technologies that strengthen national security with the goal of reshaping how government, entrepreneurs and industry work together to find cutting-edge solutions.

  • COVID-19 Resources

    Image of the COVID virus
    • Master Question List for COVID-19, Delta and Omicron Variants
    • Interactive calculators to predict virus decay
    • Resources for the front line

Funding Innovation 

Innovation is the driving force behind the work we do at S&T. Because potential solutions may exist outside the homeland security arena, S&T casts a wide inclusive net to find and use the best technologies. Whether you are a small or large business, academia, or start-up, we want you to help us innovate and advance homeland security solutions! See programs and tools 

Scientist pointing to image of virus on monitor

We Do the Science

S&T's Office of National Laboratories provides a network of laboratory capabilities aligned to enduring and strategic mission needs of DHS. The laboratories are instrumental in addressing the dynamic threat environment in areas such as chemical security analysis, biological forensics and threat characterization, first responder technology evaluations, animal agriculture defense, and detection science. Visit National Labs