Blue light: An on-off switch for enzymes

Light affects living organisms in many different ways, for example, plants orient their growth direction towards the sun, while circadian rhythms in humans are controlled by daylight. These processes always involve photoreceptors, ...

Satellite data shows sustained severe drought in Europe

Europe has been experiencing a severe drought for years. Across the continent, groundwater levels have been consistently low since 2018, even if extreme weather events with flooding temporarily give a different picture. The ...

Why bubbles in viscoelastic liquids move faster

Why do large gas bubbles in viscoelastic liquids (such as polymer and protein solutions) rise so much faster than expected? An open question with great relevance for industrial production processes. Researchers at TU Graz ...

Photoinitiators for dental fillings, contact lenses and dentures

Photoinitiators ensure that liquid plastic—for example for dental fillings—hardens quickly by means of light. Thanks to a new synthesis method developed by TU Graz, these initiators can be produced cheaply, something ...

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