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Europe

Brimham Rocks – Balancing Rock Formation of Yorkshire

Brimham Rocks are a collection of weird and wonderful balancing rock formations on Brimham Moor in North Yorkshire, England. The rocks stand at a height of nearly 30 feet...
Birds

The Cloud Cisticola or tink-tink cisticola

The Cloud Cisticola or tink-tink cisticola is near-endemic in southern Africa and occurs in South Africa, Angola, Mozambique,...
Birds

The black-throated brilliant (Heliodoxa schreibersii)

Description The black-throated brilliant (Heliodoxa schreibersii) is a large uncommon hummingbird that is mainly found in South American countries...
Herbs

The Aromatic Herbs and Foods

Aromatic herbs and foods: without plants, man could not survive. Cereals, sophisticated grasses, fruits, vegetables, seeds, and nuts...
Birds

Rock Dove Characteristics and Habitats

You observed those familiar, although often disregarded, birds when you traveled down busy streets or through parks. Here...

The Power of Separation: Understanding the Centrifuge Machine

Business Tauheed Ahmad Nawaz Tauheed Ahmad Nawaz -
Centrifuge Machine A typical centrifuge machine consists of a motor, a rotating assembly (also known as a rotor), and a control system. The motor provides...