When temperatures drop, around 200 European bird species head south. Around 50 billion migratory birds can be seen in the sky in the autumn, and thousands of kilometers can often be found on the way to their winter quarters. The following spring, the commuters begin their exhausting return journey to […]
Less and less ice reaches the Arctic
Scientists are worried: Due to climate change, less and less fresh ice from the Russian marginal seas is entering the central Arctic. Important nutrients can not be distributed in the Arctic Ocean. That has consequences. More and more Russian-made ice melts on its way to the central Arctic. This has […]
“We could not believe it” -Spiders can kill mammals
Deep in the jungle on the upper reaches of the Amazon, US researchers observe hair-raising scenes: Fascinated and horrified at the same time, they document how spiders hunt for frogs. At night, suddenly a opossum gets into the poison catches of a plate-sized tarantula. Unusual findings from rainforest field research: […]
How egg shells become an energy store
Chicken eggs do not necessarily mean high-tech and innovation. But the shell of chicken eggs could become an important commodity. At any rate, biowaste has what it takes to help with the energy transition. A crushed eggshell can therefore be used for the construction of cost-effective capacitors, which can store […]