Different structures have different functions or purposes. The individual parts of any structure need to be selected, arranged and fixed together carefully to make sure the structure carries out its ...

Fish stocks are being depleted for multiple reasons, one of which is the destruction of fish habitats and spawning grounds. A venture company based in Okayama called Kaiyo Kensetsu — which means ...

Earth once hosted more than 10,000 species of these ancient marine predators. Find out how they lived, when they vanished, and how much we know about them today. Based on the fossil record, ammonites ...