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The COVID-19 pandemic, also known as the coronavirus pandemic, is a global pandemic of coronavirus disease 2019 (COVID-19) caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). The novel virus was first identified in an outbreak in Wuhan, the capital of Hubei, China, in December 2019, before it spread to other areas of Asia, and then worldwide in early 2020.
The Boundary Fire was a 2017 wildfire in Arizona that burned 17,788 acres (7,199 ha) of the Coconino and Kaibab National Forests. The fire was ignited on June 1 when lightning struck a spot on the northeast side of Kendrick Peak within the Coconino National Forest. The fire spread rapidly because of high temperatures, steep terrain, leftovers ...
Shinto. The torii gateway to the Itsukushima Shrine in Hiroshima Prefecture, Japan, one of the most famous examples in the country. [1] Torii mark the entrance to Shinto shrines and are recognizable symbols of the religion. Shinto ( Japanese: 神道, romanized : Shintō) is a religion originating from Japan.
Smallpox was an infectious disease caused by variola virus (often called smallpox virus), which belongs to the genus Orthopoxvirus. [7] [11] The last naturally occurring case was diagnosed in October 1977, and the World Health Organization (WHO) certified the global eradication of the disease in 1980, [10] making smallpox the only human disease ...
In Greek mythology, Prometheus (/ p r ə ˈ m iː θ i ə s /; Ancient Greek: Προμηθεύς, [promɛːtʰéu s], possibly meaning "forethought") is one of the Titans and a god of fire. Prometheus is best known for defying the Olympian gods by stealing fire from them and giving it to humanity in the form of technology, knowledge, and more generally, civilization.
Hephaestus (UK: / h ɪ ˈ f iː s t ə s / hif-EE-stəs, US: / h ɪ ˈ f ɛ s t ə s / hif-EST-əs; eight spellings; Greek: Ἥφαιστος, translit. Hḗphaistos) is the Greek god of artisans, blacksmiths, carpenters, craftsmen, fire, metallurgy, metalworking, sculpture and volcanoes. ...
The number π (/paɪ/; spelled out as "pi") is a mathematical constant that is the ratio of a circle's circumference to its diameter, approximately equal to 3.14159. The number π appears in many formulae across mathematics and physics. It is an irrational number, meaning that it cannot be expressed exactly as a ratio of two integers, although ...
