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Tuesday, 31 March 2020

1958 US–UK Mutual Defence Agreement

1958 US–UK Mutual Defence Agreement. The 1958 US–UK Mutual Defence Agreement is a bilateral treaty between the United States and the United Kingdom on nuclear weapons co-operation. It allows the two countries to exchange nuclear materials, technology and information, and was signed on 3 July 1958,...

Monday, 30 March 2020

Secretariat (horse)

Secretariat (horse). Secretariat (March 30, 1970 – October 4, 1989) was an American Thoroughbred racehorse who, in 1973, became the first Triple Crown winner in 25 years. Secretariat set speed records in all three Triple Crown races. His time of 1:59​2⁄5 in the Kentucky Derby still...

Sunday, 29 March 2020

Francis Willughby

Francis Willughby. Francis Willughby (1635–1672) was an English ornithologist and ichthyologist, and an early student of linguistics and games. At Trinity College, Cambridge, he was tutored by the mathematician and naturalist John Ray, who became a lifetime friend and colleague. Willughby, Ray, and...

Friday, 27 March 2020

Introduction to viruses

Introduction to viruses. A virus is an infectious agent that reproduces inside the cells of living hosts. Unlike most living things, viruses do not have cells that divide; instead they force infected host cells to produce thousands of identical copies of the original virus, at an extraordinary rate....

Thursday, 26 March 2020

Ubinas

Ubinas. Ubinas is a stratovolcano in the Moquegua Region of southern Peru, 60 kilometres (37 mi) east of the city of Arequipa. Part of the Central Volcanic Zone of the Andes, it rises 5,672 metres (18,609 ft) above sea level. Its summit is cut by a caldera 1.4 kilometres (0.87 mi) wide...

Wednesday, 25 March 2020

Megarachne

Megarachne. Megarachne was a predatory freshwater arthropod of the order of eurypterids, often called sea scorpions. Two fossil specimens of the genus have been discovered, in San Luis, Argentina, in deposits of Late Carboniferous age from the Gzhelian stage. Megarachne ("great spider") was initially...

Tuesday, 24 March 2020

Hours of Mary of Burgundy

Hours of Mary of Burgundy. The Hours of Mary of Burgundy is a book of hours, a form of devotional book for lay people, completed in Flanders around 1477. It was probably commissioned for Mary of Burgundy, then the wealthiest woman in Europe; Mary was the only child of Charles the Bold, Duke of Burgundy,...

Monday, 23 March 2020

Naruto

Naruto. Naruto is a Japanese manga series written and illustrated by Masashi Kishimoto. It tells the story of a young ninja, Naruto Uzumaki, who seeks to gain recognition from his peers and dreams of becoming the leader of his village. The series is based on two one-shot manga by Kishimoto: Karakuri...

Sunday, 22 March 2020

God of War (franchise)

God of War (franchise). God of War is an action-adventure game franchise. Sony's Santa Monica Studio developed all the main entries, released on the PlayStation 2, 3, and 4 video game consoles by Sony Interactive Entertainment. The story follows Kratos (cosplayer pictured), a Spartan warrior who...

Saturday, 21 March 2020

Island of stability

Island of stability. The island of stability in nuclear physics is a predicted set of isotopes of superheavy elements whose half-lives may be considerably longer than those experimentally observed for these elements. Its theoretical existence is attributed to stabilizing effects of closed nuclear shells...

Friday, 20 March 2020

Aries (album)

Aries (album). Aries is the ninth studio album by Mexican recording artist Luis Miguel (pictured). Released by WEA Latina in 1993, it features pop ballads and dance numbers with R&B influences. "Ayer" and "Hasta Que Me Olvides", two of the album's three singles released for sale, topped the US...

Thursday, 19 March 2020

Sonestown Covered Bridge

Sonestown Covered Bridge. The Sonestown Covered Bridge is a Burr arch truss covered bridge over Muncy Creek in Davidson Township, Sullivan County, in the U.S. state of Pennsylvania. Built c. 1850, the bridge is 110 feet (34 m) long, and was placed on the National Register of Historic Places (NRHP)...

Wednesday, 18 March 2020

Arnold Bax

Arnold Bax. Arnold Bax (1883–1953) was an English composer, poet, and author. Best known for his orchestral music, he also wrote songs, choral music, chamber pieces, and solo piano works. In addition to a series of symphonic poems, he wrote seven symphonies, and was for a time widely regarded as the...

Tuesday, 17 March 2020

William F. Raynolds

William F. Raynolds. William F. Raynolds (March 17, 1820 – October 18, 1894) was an explorer, engineer and army officer who served in the Mexican–American War and the American Civil War. He oversaw the construction of numerous lighthouses; at least six of them are still standing and...

Monday, 16 March 2020

Bridgeport, Connecticut, Centennial half dollar

Bridgeport, Connecticut, Centennial half dollar. The Bridgeport, Connecticut, Centennial half dollar is a fifty-cent piece issued by the United States Bureau of the Mint in 1936 as a commemorative coin. Designed by Henry Kreis, the obverse (pictured) depicts the showman P. T. Barnum, who was one...

Sunday, 15 March 2020

Alloxylon pinnatum

Alloxylon pinnatum. Alloxylon pinnatum, the Dorrigo waratah, is a tree of the family Proteaceae found in warm-temperate rainforest of south-east Queensland and northern New South Wales in eastern Australia. It has shiny green leaves that are either lobed and up to 30 cm (12 in) long, or spear-shaped...

Saturday, 14 March 2020

Muhammad III of Granada

Muhammad III of Granada. Muhammad III (1257–1314) was the Nasrid ruler of the Emirate of Granada in Al-Andalus on the Iberian Peninsula from 1302 until 1309. He built upon the military successes of his father Muhammad II against Castile, and expanded Granada's territory by capturing Bedmar...

Friday, 13 March 2020

Apollo 9

Apollo 9. Apollo 9 (March 3–13, 1969) was the third crewed mission in the United States Apollo program. Launched by a Saturn V rocket and flown in Low Earth Orbit, the mission flight-qualified the Lunar Module, showing that its crew could fly it independently, then rendezvous and dock,...

Thursday, 12 March 2020

Ethiopian historiography

Ethiopian historiography. Ethiopian historiography embodies the ancient, medieval, early modern and modern disciplines of recording the history of Ethiopia. Ethiopian historical writing can be traced back to the Kingdom of Aksum (c. AD 100 – c. 940). The writing of history became an established...

Wednesday, 11 March 2020

Coffin Stone

Coffin Stone. The Coffin Stone is a large sarsen stone at the foot of Blue Bell Hill near Aylesford in the south-eastern English county of Kent. Now lying prone on the ground, the stone is a rectangular slab that measures 4.42 metres (14 ft 6 in) in length, 2.59 metres (8 ft 6 in)...

Tuesday, 10 March 2020

Bombing of Tokyo (10 March 1945)

Bombing of Tokyo (10 March 1945). The bombing of Tokyo during the early hours of 10 March 1945 by the U.S. Army Air Forces was a devastating firebombing raid on the Japanese capital city. Bombs dropped from 279 Boeing B-29 Superfortresses burned out much of eastern Tokyo. More than 90,000...

Monday, 9 March 2020

Hurricane Hattie

Hurricane Hattie. Hurricane Hattie was the strongest and deadliest tropical cyclone of the 1961 Atlantic hurricane season. The ninth tropical storm and seventh hurricane of the season, Hattie became a major hurricane on October 28 and strengthened to Category 5, with reported maximum sustained...

Sunday, 8 March 2020

Inter-Allied Women's Conference

Inter-Allied Women's Conference. The Inter-Allied Women's Conference opened in Paris on 10 February 1919, several weeks after the start of the Paris Peace Conference, the meeting of the victorious Allies of World War I to set peace terms for the Central Powers. The women's conference was convened...

Saturday, 7 March 2020

Zilwaukee Bridge

Zilwaukee Bridge. Interstate 675 (I-675) is a 7.7-mile-long (12.4 km) auxiliary Interstate Highway, state trunkline highway and loop route in the US state of Michigan. Splitting from I-75 and US Highway 23, which run north concurrently along the eastern side of Saginaw, I-675 heads west...

Friday, 6 March 2020

Water pipit

Water pipit. The water pipit (Anthus spinoletta) is a small songbird which breeds in the mountains of Southern Europe and Southern Asia eastwards to China. It is a short-distance migrant; many birds move to lower altitudes or wet open lowlands in winter. In breeding plumage it has greyish-brown upperparts,...

Thursday, 5 March 2020

J. R. Kealoha

J. R. Kealoha. J. R. Kealoha (died March 5, 1877) was a Native Hawaiian who fought in the American Civil War at a time when the Kingdom of Hawaii was an independent nation. He enlisted in the 41st United States Colored Infantry (USCT), formed in Pennsylvania. Participating in the Siege of...

Wednesday, 4 March 2020

A Wizard of Earthsea

A Wizard of Earthsea. A Wizard of Earthsea is a fantasy novel written by American author Ursula K. Le Guin (pictured). First published by the small press Parnassus in 1968, it is considered a classic of fantasy and of children's literature. Set in the fictional archipelago of Earthsea, the story centers...

Tuesday, 3 March 2020

Tourette syndrome

Tourette syndrome. Tourette syndrome is a neurodevelopmental disorder which begins during childhood or adolescence. It is characterized by tics (video shown) such as blinking, coughing, sniffing, or facial movements that are a somewhat suppressible response to an unwanted urge. Once considered rare,...

Monday, 2 March 2020

Palmyra

Palmyra. Palmyra is an ancient city in present-day Homs Governorate, Syria. Inhabited since the Neolithic period, it entered recorded history in the early second millennium BC. Palmyra became part of the Roman Empire in the first century AD. Palmyrene merchants established colonies along the Silk Road...

Sunday, 1 March 2020

König-class battleship

König-class battleship. The König class was a group of four battleships built for the Imperial German Navy on the eve of World War I. The class was composed of König, Grosser Kurfürst, Markgraf, and Kronprinz (pictured). The Königs were an improvement over the preceding Kaiser class, mounting...