Global science is difficult to imagine without these Ukrainian names

April 7, 2025
A bunch of Ukrainian researchers contributed to global scientific progress. Here are a few personalities and their discoveries.
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Ukrainian scientists have made significant contributions to the global scientific progress, from the 19th century industrial revolution, up until today.

For example, the 19th century ushered in a new wave of groundbreaking discoveries by Ukrainian scientists, many of whom made lasting contributions to their fields.

*Mykola Kybalchych and Rocketry: In 1881, Mykola Kybalchych, a Ukrainian inventor and revolutionary, conceptualized the idea of reactive propulsion—laying the theoretical groundwork for space exploration decades before it became a reality. His visionary ideas foreshadowed modern rocket science.

*Ivan Puluj and X-rays: Ivan Puluj, a physicist of Ukrainian origin, made significant discoveries in X-ray technology, conducting experiments that predated Wilhelm Röntgen’s work. His theoretical contributions and experimental findings played a crucial role in the development of early X-ray machines, revolutionizing medical diagnostics.

*Mykhailo Ostrohradskyi’s Contributions to Mathematics: One of Ukraine’s most influential mathematicians, Mykhailo Ostrohradskyi, made major advances in mathematical analysis and mechanics. His work in variational calculus remains fundamental in modern physics and engineering, shaping theoretical mechanics and applied mathematics.

*Iosyp Tymchenko and Cinematography: Two years prior to the Lumière brothers’ breakthrough, physicist Mykola Lyubymov collaborated on developing a snail-type mechanism, which later became the foundation for the kinescope. This innovation played a crucial role in early motion picture technology. By 1893, Odesa hosted screenings of two films captured using the first kinescope, marking a significant milestone in cinematic history.

*Waldemar Haffkine and Bacteriology: Microbiologist Waldemar Haffkine initially worked in Ilya Mechnikov’s laboratory in Odesa before continuing his research in Paris. Then he created the first cholera vaccine, but the Russian imperial government refused to adopt his breakthrough, as he was seen as a political opponent of the Moscow-led empire. After facing resistance to his cholera vaccination in several European countries, Haffkine moved to India in 1896, where he successfully developed the first plague vaccine in history. Over four million people in India were immunized thanks to his efforts.

The 20th century saw Ukrainian scientists push the boundaries of innovation, making groundbreaking contributions that transformed global industries.

*Ihor Sikorsky and Aviation: Ihor Sikorsky, an aviation pioneer, designed the world’s first mass-produced helicopter. After emigrating to the United States, he continued developing aviation technologies that shaped modern air transportation. His innovations remain fundamental to today’s helicopter industry.

*Serhiy Korolov and Space Exploration: Serhiy Korolov, regarded as the father of Soviet spaceflight, played a central role in launching the first artificial satellite and sending the first human into space. His engineering breakthroughs paved the way for modern astronautics, influencing space exploration for generations. In 1957, Korolov launched the first ever artificial Earth satellite into Earth orbit.

*Viktor Hlushkov and Cybernetics: A leading figure in cybernetics, Viktor Hlushkov laid the foundation for automated control systems and early artificial intelligence. His proposals for a national computer network were ahead of their time, resembling the concept of the modern internet. His theories remain relevant in computing and information technology.

*Borys Paton and Biotechnological Advancements: A renowned scientist in metallurgy and bioengineering, Borys Paton pioneered the method of welding living tissues, revolutionizing surgical procedures. His techniques, widely adopted in modern medicine, enable complex surgeries with minimal tissue damage.

Today, Ukrainian scientists continue to make strides in cutting-edge fields such as nanotechnology, quantum computing, advanced materials, and renewable energy.

Military technologies, including drone systems and electronic warfare, have also become strategically significant in global security.

One of the most notable recent achievements is the work of Maryna Viazovska, a Ukrainian mathematician who won the Fields Medal in 2022—the most prestigious award in mathematics. She solved the long-standing sphere-packing problem in eight-dimensional space, a breakthrough with far-reaching applications in number theory, physics, cryptography, and data transmission.

From foundational discoveries in mathematics and physics to aerospace engineering and biomedicine, Ukrainian scientists have consistently driven progress.

Their resilience and innovation continue to shape the future, proving that science remains a force of transformation and an enduring symbol of intellectual pursuit.

This publication was compiled with the support of the International Renaissance Foundation. It’s content is the exclusive responsibility of the authors and does not necessarily reflect the views of the International Renaissance Foundation.

Daria Synhaievska
Analyst at UkraineWorld