The archaic sponge reef-dwellers of the Cambrian gave way to bryozoans—tiny, group-living animals that built coral-like structures. Ordovician reefs were also home to large sea lilies ...

Late Ordovician Period - The Ordovician Period refers to the interval ... For example, calcite and aragonite are polymorphs of calcium carbonate. Porifera ("sponges") - A sponge has a system of holes ...

This era of intense bombardment, known as the Ordovician impact spike, may have resulted from meteorites falling from the ring rather than flying in from space, which would explain the strange ...

But first there was a period of biological regrouping following the disastrous climax to the Ordovician. The recovery soon got under way in the oceans as climbing temperatures and rising sea ...

The digging and burrowing of prehistoric worms and other invertebrates along ocean bottoms sparked a chain of events that released oxygen into the ocean and atmosphere and helped kick-start what is ...

The Ordovician world was a watery one in which vast oceans covered almost the entire northern hemisphere. In the south, the mega-continent of Gondwana drifted. According to the University of ...

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One of China's most prominent urban design thinkers and Dean of the prestigious Peking University's college of architecture and landscape, Yu Kongjian is the man behind the sponge city concept of ...

The trick to getting a sponge cake to rise is to mix the wet ingredients together before gently folding in the dry ingredients to keep air in the mixture. The creaming method, in which butter and ...

Where art thou “the great hiatus?” — review of Late Ordovician to Devonian fossil-bearing strata in the Korean Peninsula and its tectonostratigraphic implications. Geosciences Journal, Vol. 21, Issue.

This easy sponge cake recipe can be jazzed up with whipped cream and seasonal fruit, or with your favourite jam or fruit curd. When making a sponge cake it's really important that your butter is ...

Crafting the perfect Victoria sponge cake at home can be quite the challenge, with two crucial elements to get just right. To start with, the aim is to create vanilla-flavoured sponges that are ...