An effective and affordable bed bug monitor can be made by incorporating a new pitfall trap design, a chemical lure, and a sugar-and-yeast mixture to produce carbon dioxide. A new pitfall trap ...

Ben Franklin and Mark Twain get credit for a lot of quips and quotes, some of which they actually said. "Build a better mousetrap and the world will beat a path to your door” is not one of them.

Dr Ulrike Bauer from Bristol's School of Biological Sciences and colleagues studied tropical pitcher plants that use slippery pitfall traps to capture insects. Dr Bauer said: "The plant's key trapping ...