Why are there no animals with three legs?

If "Why?" is the first question in science, "Why not?" must be a close second. Sometimes it's worth thinking about why something does not exist.

A chip with blood vessels

Biochips have been developed at TU Wien (Vienna), on which tissue can be produced and examined. This allows supplying the tissue with different substances in a very controlled way.

New method maps chemicals in the skin

A new method of examining the skin can reduce the number of animal experiments while providing new opportunities to develop pharmaceuticals and cosmetics. Chemical imaging allows all layers of the skin to be seen and the ...

Sociable crayfish get drunk more easily than loners

Few studies have investigated how prior social experience affects sensitivity to alcohol, but now a study from the University of Maryland shows that sociable crayfish are more sensitive than loners and suggests that similar ...

Evaluation of scientific rigor in animal research

The "reproducibility crisis" in biomedical research has led to questions about the scientific rigor in animal research, and thus the ethical justification of animal experiments. In research publishing in the Open Access journals ...

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