15/10/2019

Dynamic pattern of skyrmions observed

Cu2OSeO3 is a material with unusual magnetic properties. Magnetic spin vortices known as skyrmions are formed within a certain temperature range when in the presence of a small external magnetic field. Currently, moderately ...

Did early mammals turn to night life to protect their sperm?

Humans are diurnal—we are active in the day and sleep at night. But diurnalism is by far the exception rather the rule in mammals. About 250-230 million years ago, the mammalian ancestors, called the therapsids, became ...

Going against the flow around a supermassive black hole

At the center of a galaxy called NGC 1068, a supermassive black hole hides within a thick doughnut-shaped cloud of dust and gas. When astronomers used the Atacama Large Millimeter/submillimeter Array (ALMA) to study this ...

Searching for water

In a place like Delaware, where it rains frequently, water is a renewable resource. Natural processes will replenish the water that is being used or consumed. In an area where rain is not as plentiful, such as the Arabian ...

Lost in combat? Artifacts from the Bronze Age

Recent archaeological investigations in the Tollense Valley led by the University of Göttingen, the State Agency for Cultural Heritage in Mecklenburg-Vorpommern and the University of Greifswald have unearthed a collection ...

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