Electronic noses sniff out volatile organic compounds

Volatile organic compounds (VOCs) are chemicals emitted as gases that can have adverse health effects. They are often found in paints, pharmaceuticals, and refrigerants, among other common products, but they can also act ...

Thick-skinned bed bugs beat commonly used bug sprays

The global resurgence in bed bugs over the past two decades could be explained by revelations that bed bugs have developed a thicker cuticle that enables them to survive exposure to commonly used insecticides, according to ...

Forest mortality and climate change: The big picture

Over the past two decades, extensive forest death triggered by hot and dry climatic conditions has been documented on every continent except Antarctica. Forest mortality due to drought and heat stress is expected to increase ...

A new tool for deforestation detection

Every second, the planet loses a stretch of forest equivalent to a football field due to logging, fires, insect infestation, disease, wind, drought, and other factors. In a recently published study, researchers from the U.S. ...

Plant-nibbling insects may make it cloudier and cooler

Plants can release certain chemicals to shield themselves from high temperatures and potentially communicate with other plants. They also release these chemicals in response to stress, including when insects chomp on their ...

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