Data discrepancies may affect understanding of the universe

One of the unsolved mysteries in modern science is why the expansion of the universe appears to be accelerating. Some scientists argue it is due to a theoretical dark energy that counteracts the pull of gravity, while others ...

Diamonds and dust for better cement

(PhysOrg.com) -- It's no surprise that humans the world over use more water, by volume, than any other material. But in second place, at over 17 billion tons consumed each year, comes concrete made with Portland cement. Portland ...

Both employees and companies benefit from flexible wage systems

Research from the University of Copenhagen has revealed the effects of a decade of decentralised wage negotiations in the private sector. In an article in the Journal of Labor Economics, researchers conclude that wages have ...

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