The twenty-first century has been characterized by the increase in energy demand with new requirements, such as environmental care, renewable energy, and independence from fossil fuel reserves 1,2.

Looking for an optimal flow shape for culture growth in vortex bioreactors, an intriguing and impressive structure has been observed that mimics the strong swirling flows in the atmosphere (tornado) ...

,An Australian-led study has provided new insight into the behavior of rotating superfluids. A defining feature of superfluids is that they exhibit quantised vortices—they can only rotate with one, or ...