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Carahunge: The Remarkable Stone Voice in Armenia

The remarkable landmark known as Carahunge (speaking stones) or "stone voice" in Armenian is situated near the town of Sisian in the Syunik province, Armenia. Carahunge (also spelled Karahunj...
Birds

The Fire-tailed Sunbird

Some birds are extremely eye-catching to see, and the first word you say is “wow.”. The fire-tailed sunbird...
Birds

The White-whiskered laughingthrush

The white-whiskered laughingthrush or Formosan laughingthrush, ‘Garrulax morrisonianus’ is a species of bird in the family "Leiothrichidae". The...
Birds

The Varied Tit (Sittiparus varius)

Appearance: The Varied Tit (Sittiparus varius) adult males and females are similar in plumage coloration. The head is black...
Birds

Little Curlew (Numenius minutes)

The Little curlew (Numenius minutus) belongs to the large bird family Scolopacidae. In September and October, Little Curlews...

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...