- A study carried out by researchers from the University of Granada's Institute of Biotechnology proves that consuming melatonin neutralizes oxidative damage and delays the neurodegenerative process of ageing.

North Carolina State researchers recently discovered a test that quickly predicts nitrogen levels in the humid soil conditions of the southeastern United States. These scientists report that the Illinois Soil Nitrogen Test (ISNT) can assess the nitrogen levels in soil with more accuracy than current soil-based tests.