Search results for “calcium deposits”

This is how a heart attack happens

The origin may be coronary heart disease. In this case, circulatory disorders occur due to calcium deposits in the coronary vessels. In the worst case, this "arteriosclerosis" can lead to a heart attack. Author: ZDF/3sat/nano/Südkino F i l m p r o d u c t i o n GmbH/Berndt Welz/Hannah Dewies/Tim Sp

How is marble formed?

Artists such as Michelangelo created masterpieces from marble quarried near Carrara. The formation of this marble began 200 million years ago in a shallow, warm ocean. Authors: ZDF/Terra X/O. Gurr/L. Bockius/E. Jesse/KawomGbR/K22/M. Heß Translation and dubbing: alugha Click here to see more video

Phosphorus in Europe

A significant new phosphate deposit has been discovered in Norway's fjord landscape in Europe. The discovery could resolve ethical and geopolitical conflicts over this critical raw material in Europe. Authors: ZDF/Terra X/K22/C. Eppelmann/E. Frank/S. Engel/Kawom/M. Heß Translation and dubbing: alu

What are helicopters used for in an emergency?

The helicopter measurements have been carried out in cooperation with the Federal Police since 1989. By using BfS measurement technology, it is possible to quickly and precisely obtain an overview of which radioactive substances have been deposited on the ground and in what concentration they are pr

What is a stromatolite

Stromatolites are calcareous deposits. The stones can be up to 3.5 billion years old. For a long time they were known only as fossils, until 1956, when a "living" colony of stromatolites was discovered off the west coast of Australia. Author: ZDF/Terra X/Viking Film/Iris Gesang/Andreas Kieling, Fra