US cuts cord on internet oversight

The US government on Saturday ended its formal oversight role over the internet, handing over management of the online address system to a global non-profit entity.

Golf course putting greens show their age

Just like the rest of us, golf courses show their age -- especially on putting greens, which experience more foot traffic than anywhere else on golf courses. Putting greens, which comprise only about 1.6% of the total area ...

Web boss sees risk of multiple internets

Clandestine efforts by some countries to create alternative versions of the Internet for political ends could put the Web at risk, the man responsible for organizing the network told AFP Wednesday.

Keeping nitrogen in the soil and out of the water

(PhysOrg.com) -- Nitrogen is important for optimal crop production, but can be lost to leaching as nitrate. High amounts of nitrate in drinking water can be harmful to people, especially infants and pregnant women. While ...

A better understanding of crop yields under climate change

You don't need a Ph.D. in agriculture to know that water is critical to crop production. But for years, people like Jonathan Proctor, who has a Ph.D. in Agriculture and Resource Economics from the University of California ...

When roots lose contact

Plant roots can shrink as a result of water deficit and lose contact with the surrounding soil. This effect has been suspected for a long time, but has only now been demonstrated for a fact with the help of x-ray tomography. ...

The dynamics of nitrogen-based fertilizers in the root zone

Nutrient contamination of groundwater as a result of nitrogen-based fertilizers is a problem in many places in Europe. Calculations by a team of scientists led by the UFZ have shown that over a period of at least four months ...

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