Food and cosmetic spoilage and contamination can be detected with a low-cost, portable, paper-based sensor with easy-to-read results, reveals a new study. The research team presented their results at the 254th National Meeting & Exposition of the American Chemical Society (ACS). The meeting was held at ACS, which is the world''s largest scientific society and featured around 9,400 presentations on a wide range of science topics.
Autism -- or autism spectrum disorder -- describes lifelong developmental disabilities including difficulty or inability to communicate with others and interact socially. Sun exposure is the major source of vitamin D -- which skin cells manufacture in response to UV rays -- but it is also found in some foods. Prenatal supplementation of vitamin D prevents autism traits in the offspring, University of Queensland researchers have discovered. The discovery provides further evidence of the crucial role vitamin D plays in brain development.
When health and earning ability may start to decline in old age, being a parent can actually make you live longer. Previous research suggests that being a parent may add years to a person''s life, but it''s not clear when this apparent advantage may be conferred or whether it could be influenced by the sex of the child(ren).