Measuring ozone chemistry in an occupied residence

An international team of researchers has taken a look at the amount of ozone in an occupied residence in order to measure both ozone and volatile organic compounds (VOCs) associated with chemical reactions with ozone. In ...

What evolution reveals about the function of bitter receptors

To evaluate the chemical composition of food from a physiological point of view, it is important to know the functions of the receptors that interact with food ingredients. These include receptors for bitter compounds, which ...

How plants produce defensive toxins without harming themselves

Plants produce toxic substances to defend themselves against herbivores. In a new study, scientists from the Max Planck Institute for Chemical Ecology in Jena and the University of Münster, Germany, were able to describe ...

How 'Iron Man' bacteria could help protect the environment

When Michigan State University's Gemma Reguera first proposed her new research project to the National Science Foundation, one grant reviewer responded that the idea was not "environmentally relevant."

Crops grown in Bangalore high on toxic heavy metals

Scientists in Bangalore, India have found toxic levels of four heavy metals, chromium, nickel, cadmium and lead, in crops and vegetables grown on soil irrigated with water from six lakes in the city, reports a study published ...

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