15/05/2019

First-ever constructed image of a terrestrial gamma-ray flash

Terrestrial gamma-ray flashes occur above some thunderstorms and propagate out into space. These high-energy discharges of photons were only discovered less than 25 years ago when a NASA spacecraft designed to observe cosmic ...

Oldest Scandinavian human DNA found in ancient chewing gum

The first humans who settled in Scandinavia more than 10,000 years ago left their DNA behind in ancient chewing gum, masticated lumps made from birch bark pitch. This is shown in a new study conducted at Stockholm University ...

Impact of carbon dioxide leakage through North Sea wells

Realistic estimates show that global warming can only be kept below 1.5 or two degrees Celsius if carbon dioxide is actively removed from the atmosphere. Storage beneath the seafloor is an option that has been investigated ...

Researchers demystify centralization in cryptocurrency mining

Blockchain technology has been considered as the most revolutionizing invention since the internet. Due to its immutable nature and the associated security and privacy benefits, it has attracted the attention of banks, governments, ...

Producing food while preserving biodiversity

In nature conservation and agriculture, there are two opposing views of how to combine high biodiversity and sustainable food production: Nature conservation should either be integrated into agricultural land, or segregated ...

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