Figure 1: Lamellipodial crawling versus purse-string closure of an epithelial wound. However, in situations where closure of the wound is by lamellipodial crawling, such as in tissue-culture wounds ...

Stellar image: The winning image captures the core of the Andromeda Galaxy (M31) in exceptional detail (courtesy: Weitang Liang, Qi Yang, Chuhong Yu) Photographers Weitang Liang, Qi Yang and Chuhong ...

Global crop and food prices have been increasing since mid-2020. Russia’s unprovoked and unjustified aggression against Ukraine has further driven up prices. Due to the war Ukraine, a leading grain ...

This sacred site was one of the greatest Mayan centres of the Yucatán peninsula. Throughout its nearly 1,000-year history, different peoples have left their mark on the city. The Maya and Toltec ...

From lens focal lengths and fill-flash to portraits, macro or stunning landscapes there are techniques for everyone. Learn how to use metering, considering composition and shoot everything from ...