Parasites discovered in fossil fly pupae

Parasitic wasps existed as early as several million years ago. Within a project coordinated by Karlsruhe Institute of Technology (KIT), researchers of various disciplines have, for the first time, definitively discovered ...

Dynamic catalytic converters for clean air in the city

Reducing pollutant emission of vehicles and meeting stricter exhaust gas standards are major challenges when developing catalytic converters. A new concept might help to efficiently treat exhaust gases after the cold start ...

How molecular riboswitches work in bacteria

Many bacteria have molecular control elements via which they can switch genes on and off. These riboswitches also open up new options in the development of antibiotics or the detection and decomposition of environmental toxins. ...

Background suppression for super-resolution light microscopy

Researchers of Karlsruhe Institute of Technology (KIT) have developed a new fluorescence microscopy method: STEDD (Stimulation Emission Double Depletion) nanoscopy produces images of highest resolution with suppressed background. ...

Light opens and closes windows in membranes

Researchers of Karlsruhe Institute of Technology (KIT) and Uni-versität Hannover developed novel membranes, whose selectivity can be switched dynamically with the help of light. For this pur-pose, azobenzene molecules were ...

Cloud formation—how feldspar acts as ice nucleus

In the atmosphere, feldspar particles act as ice nuclei that make ice crystals grow in clouds and enable precipitation. The discovery was made by researchers of Karlsruhe Institute of Technology (KIT) and University College ...

Molecular scissors help evolutionary investigation

Scientists at KIT (Karlsruhe Institute of Technology) detected an important mechanism in the evolution of plant genomes: Using Arabidopsis thaliana as a model organism, they studied the formation of tandem repeat DNA sequences ...

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