The sea lily (Bourgueticrinida) is an order of marine animals referred to as crinoids. They are typically found in deep ocean waters (to a depth of about 18,000 feet). In their adult form, they are attached to the sea floor by means of a stalk.
Once the Dutch decided to compete with the Portuguese and the Spanish for maritime commerce with East Asia, they jumped in with both feet. After establishing a base in Batavia (modern-day Jakarta), they focused on trade with China and Japan.
Abel Tasman (1603-1659) was a Dutch merchant and explorer. He is credited with the European discovery of Australia and New Zealand. He joined the Dutch United East India Company (Verenigde Oostindische Compagnie - VOC) in 1633 and was promptly…
Georg Wilhelm Steller (1709-1746) was a naturalist and zoologist, noted for being the first European to set foot in what is now Alaska and for describing and documenting some of the unique animal life of the region. He was born in Windsheim, Bavaria and studied at the University of Wittenberg.
Nikumaroro (previously known as Gardner Island) is a small coral atoll in the central Pacific Ocean situated just south of the Equator and just west of the 180th meridian. It lies in the Phoenix Island Chain and is part of the Republic of Kiribati.
The Thames Barrier is a 1,710-foot wide movable flood control barrier across the River Thames just downstream from central London. After a ten-year construction period, it was officially opened by Her Majesty Queen Elizabeth II on May 8, 1984.
The US Coast Guard adopted the concept of geographic districts when it absorbed the US Lighthouse Service in 1939. Previously, it had no formal segmentation of its chain of command based on geography. Rather, the chain of command was grouped around function.
The trireme was utilized as a warship in the Mediterranean Sea from the 7th century BC until the fall of the Roman Republic at about the commencement of the Christian era. No other warship design has survived in service for a comparable period. It was truly the dominant battleship of its day.
Existence of the north and south magnetic poles was postulated long after magnetic compasses came into widespread use. Prior to that, many people believed that the compass needle was attracted either to a magnetic island in the far north or to the Pole Star (Polaris) itself.