-Zigzags subdivide as an A-B-C (5-3-5) sequence -Many times, wave C can be estimated using common rations and channeling The sub waves of an A-B-C zigzag appear as 5-3-5 Wave B of the zigzag cannot ...

DELAWARE, Ohio (WCMH) – An invasive insect known for leaving unique patterns on the leaves of elm trees has been spreading this summer. In July, Ohio became the latest state to confirm a population of ...

North Carolina has a new insect resident, one that poses a unique risk to elm trees. The elm zigzag sawfly (Aproceros leucopoda Takeuchi) was first detected in the United States for the first time in ...

Lightning proceeds in a series of steps. All of us have seen lightning and have been surprised at the giant spark of electricity in the atmosphere between clouds and the air. The thunder and the loud ...

Scientists at the University of Jyväskylä in Finland have shown that the simple zig-zag pattern on the back of the European viper serves three different purposes; it helps it avoid detection; warns ...