News tagged with sample

Supernova iron found on the moon

Approximately two million years ago a star exploded in a supernova close to our solar system: Its traces can still be found today in the form of an iron isotope found on the ocean floor. Now scientists at the Technical University ...

dateApr 14, 2016 in Space Exploration
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Enough oxygen long before animals rose

Oxygen is crucial for the existence of animals on Earth. But, an increase in oxygen did not apparently lead to the rise of the first animals. New research shows that 1.4 billion years ago there was enough oxygen for animals ...

dateJan 04, 2016 in Earth Sciences
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