PNNL biodefense experts seek to identify, understand and mitigate the risks of biological pathogens—whether naturally occurring or intentionally created—so steps can be taken to prepare and respond.

Scientists are studying tiny subatomic particles that pass through humans and possess clues about the origins of the universe.

Studying MERS-CoV may lead to better treatments for a host of respiratory illnesses, including the many variants of COVID-19.

Science and engineering solutions helping keep America safe from explosive, radiological, biological and cyber threats.

Tomorrow’s scientific leaders gain real-world experience contributing to PNNL’s research and development.

Making air travel cleaner and safer and giving thanks at PNNL.

Here at the Department of Energy's Pacific Northwest National Laboratory, much of our physics research focuses on fundamental scientific discovery and national security.