[2][3] Barnacka's research has also focused on very high energy astroparticle physics, where she has been a member of international collaborations, including the Cherenkov Telescope Array,[4][5] VERITAS,[6] and H.E.S.S.

[8] Barnacka is the founder and CEO of MindMics,[9] a company presenting new tools to monitor vital signs related to cardiovascular health and wellness,[10] and she has patent applications associated with this work.

[9] The company's earbud hardware measures and provides data on heart, brain, and other body function activity using infrasonic hemodynography technology.

[13] She has conducted studies on the technology's effectiveness,[13] the results of which were published in professional publications such as the American Heart Association journal Circulation.

[16] In 2020, Barnacka received Nicolaus Copernicus Prize in the category of Cosmology and Astrophysics (an honor given once every five years) by the Polish Academy of Arts and Sciences [17] for the outstanding monothematic cycle of five manuscripts under the collective title: Development of a method of using gravitational lensing for astronomical measurements with high resolution.