Saint Sebastian (died c. 288) was an early Christian saint and martyr. It is said that he was killed during the Roman emperor Diocletian's persecution of Christians. He is commonly depicted in art and literature tied to a post or tree and shot with arrows. This is the most common artistic ...
Saints Perpetua and Felicity (believed to have died 203) are Christian martyrs of the 3rd century. Perpetua was a married noblewoman, said to have been 22 years old at the time of her death, and mother of an infant she was nursing. Felicity, her slave and pregnant at the time, was martyred with ...
Justin Martyr, also known as Saint Justin (c. 100 – 165 AD), was an early Christian apologist, and is regarded as the foremost interpreter of the theory of the Logos in the 2nd century. He was martyred, alongside some of his students, and is considered a saint by the Roman Catholic Church, the ...
Polycarp (AD 69–155) was a 2nd-century Christian bishop of Smyrna. According to the Martyrdom of Polycarp he died a martyr, bound and burned at the stake, then stabbed when the fire failed to touch him. Polycarp is regarded as a saint in the Roman Catholic, Eastern Orthodox, Oriental Orthodox, ...
Stephen, traditionally regarded as the first martyr of Christianity, was, according to the Acts of the Apostles, a deacon in the early church at Jerusalem who aroused the enmity of members of various synagogues by his teachings. Accused of blasphemy, at his trial he made a long speech fiercely ...
Space weather is the concept of changing environmental conditions in near-Earth space or the space from the Sun's atmosphere to the Earth's atmosphere. It is distinct from the concept of weather within the Earth's atmosphere (troposphere and stratosphere). Space weather is the ...
A weather map displays various meteorological features across a particular area at a particular point in time and has various symbols which all have specific meanings. Such maps have been in use since the mid-19th century and are used for research and weather forecasting purposes. Maps using ...
Microscale meteorology is the study of short-lived atmospheric phenomena smaller than mesoscale, about 1 km or less. These two branches of meteorology are sometimes grouped together as "mesoscale and microscale meteorology" (MMM) and together study all phenomena smaller than synoptic ...
