03/05/2019

Single molecule puts sperm on track

Sperm start their sprint to the ovum when they detect changes in the environment through a series of calcium channels arranged like racing stripes on their tails. A team of Yale researchers has identified a key molecule that ...

Bottom sediment reveals that climate change flows into lakes

Increasing amounts of dark-coloured carbon compounds that originate from catchment areas flow into the Arctic and northern lakes. They alter resource utilization and community structure of macroinvertebrates, says MSci Henriikka ...

Immigrants: Citizens' acceptance depends on questions asked

How many immigrants per year should Switzerland be prepared to welcome? Do the figures put forward by political parties and conveyed by the media play a role in influencing public opinion? Psychologists from the University ...

Image: Ries crater, Germany

The Copernicus Sentinel-2 mission takes us over an area in southern Germany, where approximately 15 million years ago an asteroid crashed through Earth's atmosphere. The high-speed impact formed what is now known as the Ries ...

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