How Quantum Computers Can Help Solve some of the Most Complex Scientific Challenges

Oak Ridge National Laboratory
Oak Ridge National LaboratoryApr 13, 2026

Why It Matters

Quantum computing promises to break current computational barriers, accelerating breakthroughs in critical sectors and strengthening national competitiveness.

Key Takeaways

  • Quantum computational science aims to solve problems using quantum computers.
  • Early useful applications expected in materials, chemistry, and nuclear physics.
  • Traditional computing nearing limits, prompting DOE investment in quantum tech.
  • Quantum computing will complement AI and HPC in large missions like Genesis.
  • Anticipated breakthroughs include new materials, chemicals, and pharmaceuticals.

Summary

The video introduces quantum computational science, a field led by Oak Ridge National Laboratory’s Ryan Binnick, focused on harnessing quantum computers to tackle problems traditional machines cannot. He explains that quantum devices operate on fundamentally different principles and that the first high‑impact uses are expected in materials science, chemistry, and nuclear physics.

Binnick emphasizes that conventional computing is approaching physical limits, prompting the Department of Energy to prioritize quantum research. He outlines how quantum processors will work alongside artificial intelligence, high‑performance computing, and experimental instruments—especially in large‑scale initiatives like the DOE’s Genesis mission—to accelerate discovery cycles.

A notable quote from Binnick captures the shift from theory to practice: “Quantum computing has been an idea, but now it’s become reality.” He envisions quantum machines soon enabling the discovery of novel materials, chemical pathways, and pharmaceuticals that are currently out of reach.

If these expectations materialize, quantum computing could reshape R&D pipelines, bolster U.S. scientific leadership, and unlock economic value from breakthroughs that were previously unattainable.

Original Description

As traditional computing approaches its limits, quantum technologies offer a path forward for accelerating discovery and innovation.
Ryan Bennink, Group Leader for Quantum Computational Science at @Oak Ridge National Laboratory and Deputy Director of the Quantum Science Center, explains what quantum computational science is and why it matters.
ORNL is using #BigScience to make a big impact. Learn more: https://www.ornl.gov/bigscience

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