How certain household cleansers could lead to the formation of harmful substances in waste water. Scientists may be closing in on a new way to slow the progression of Alzheimer’s disease. An evolving branch of science is revolutionizing gourmet dining.

Substances in unroasted coffee beans could help kill insects and protect crops. Safety labels on some household pesticides may do more harm than good. How insects can harm endangered meat-eating plants in an unexpected way.

How bathing could be washing more than just dirt off your body. Why ingredients in some shampoos could help fight global warming. Green technology might re-tire your car. Making biofuels could soon be a lot cheaper. Some scientists are turning over a new leaf when it comes to generating power.

A new roof coated with something found in almost every fast food restaurant could help save energy. A process used in plasma TVs could produce an ultra-clean fuel. Eating less meat and dairy products probably won’t affect global warming. We conclude this week’s special edition of Science Elements with a pair of stories: sourdough bread and wine.

World crude oil production may peak earlier than some predict. NoMix toilets are taking hold in Europe. How a form of carbon could revolutionize the electronics industry.

Substances that helped us avoid one environmental problem could be worsening another. How microbes in the soil are becoming more resistant to antibiotics. Why supermarket lighting could actually boost the nutritional value of spinach.

A sex hormone found in an unexpected place. electrifying news about body movement. and a laser surgery technique that is helping to restore some of the world’s great masterpieces.

The hunt is on for a new way to detect diabetes.

A tool used to search for new medicines could help dampen the effects of global warming. A few chemical tweaks could make PVC plastics safer. How a sophisticated medical technology could help foil art forgeries.

New doubts about the safety of Ginkgo herbal medicines. The secret life of smoke in fostering rebirth and renewal of forests and grasslands. An eco-friendly way of decomposing BPA-containing plastic.