Our universe: An expanding bubble in an extra dimension

Uppsala University researchers have devised a new model for the universe – one that may solve the enigma of dark energy. Their new article, published in Physical Review Letters, proposes a new structural concept, including ...

White-browed Shortwing is not 1 but 4 species

The White-browed Shortwing (Brachypteryx montana) has been considered to be a single species distributed from the central Himalayas to the southeast Chinese mainland and the island of Taiwan, the Philippines and Indonesia. ...

Hundreds of babblers' DNA analysed

Using DNA sequences for 402 of the 452 species of the world's "babblers," an international team from China, Sweden, Denmark, Switzerland and the USA have analysed the evolutionary relationships among these species. Many of ...

The unintended consequences of dams and reservoirs

An international team of drought scientists reports that many dams and reservoirs can paradoxically worsen water shortages they're intended to alleviate. The study is published in Nature Sustainability.

New open access database for medieval literature

The new Norse World database will make it easier for researchers to study perceptions of the surrounding world in Medieval Scandinavian literature. The new tool is a digital resource aimed at researchers in fields such as ...

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