Position sizing is a crucial, yet often overlooked, aspect of risk management that determines how much of a particular asset—whether it’s stocks, options, or even cryptocurrency—you should buy or sell per trade. 　　Position sizing involves calculating the appropriate trade size based on the entry price, stop-loss level, available capital, and the percentage of an account you’re willing to risk....

　　Born: April 18, 1984, Los Angeles, California, U.S. (Show more) America Ferrera (born April 18, 1984, Los Angeles, California, U.S.) is an American actress, producer, director, and activist who rose to fame with her portrayal of the upbeat, quirky, braces-wearing assistant to the editor in chief at a high-end fashion magazine in the hit series Ugly Betty (2006–10). For that...

　　Also called: Israel’s War of Independence or Nakba (Show more) 1948 Arab-Israeli War, an existential war fought between Israel and Arab forces from Egypt, Transjordan (Jordan), Iraq, Syria, and Lebanon. The war formally began on May 15, 1948, and ended on July 20, 1949, although it followed a civil war that began after the passage of United Nations partition plan...

　　sea lamprey, (Petromyzon marinus), eel-like, jawless species of fish native to the North Atlantic Ocean, Gulf of Mexico, and Adriatic, Baltic, and Mediterranean seas, along with their coastal estuaries and rivers. The species is considered to be among the most primitive of all living vertebrates. The sea lamprey is parasitic, best known for its suction-cup mouth that allows it to...

Scientists have proposed an alternative explanation for why the record-shattering Tonga volcanic eruption of 2022 was so violent: The explosion may have been triggered by gas, rather than by a reaction between magma and water as previously suggested. Hunga Tonga-Hunga Ha'apai, an underwater volcano in the South Pacific Ocean, erupted on Jan. 15, 2022, unleashing the most intense lightning storm...

　　Born: February 22, 1971, Long Beach, California, U.S. (Show more) Lisa Fernandez (born February 22, 1971, Long Beach, California, U.S.) is an American softball player who helped lead the U.S. women’s national softball team to three consecutive Olympic gold medals (1996, 2000, and 2004). Known for her great all-around ability, she set individual Olympic records as both a pitcher and...

　　Taiwan Strait crises, a series of confrontations between the People’s Republic of China (P.R.C.) and the Republic of China (Taiwan; R.O.C.) across the Taiwan Strait that occurred from the 1950s through the early 2020s. These incidents involved the deployment, and in some cases active use, of military forces. Experts generally recognize four distinct crises, but conflict between the two governments...

The Gulf Stream slowed dramatically at the end of the last ice age with dire effects on organisms in the Atlantic, scientists have found. This discovery could help researchers forecast how Atlantic currents will change in response to climate change today. The Gulf Stream is a warm ocean current that originates in the Florida Straits between Florida and Cuba, before...

　　Also called: Australian freshwater crocodile, Johnson’s crocodile, or freshie (Show more) freshwater crocodile, (Crocodylus johnsoni), moderately large species of crocodile inhabiting inland swamps, rivers, and other tropical freshwater environments in the northern parts of Queensland, Western Australia, and Australia’s Northern Territory. The species is distinguished from other crocodiles by its gray-to-brown coloration and its narrow V-shaped snout. Freshwater crocodiles are...

　　It is a strange thing to grow up in a town marked by killers and killing, a town in flight from its own infamy. I grew up in just such a place. A hamlet of hundreds, Gibsland, Louisiana, was not known for much until when, on May 23, 1934, Bonnie Elizabeth Parker and Clyde Chestnut Barrow, the Depression-era crime duo,...

　　Byname of: Thelma Louise Bynem (Show more) Born: June 4, 1941, near Leesville, South Carolina, U.S. (Show more) Linda Martell (born June 4, 1941, near Leesville, South Carolina, U.S.) is a pioneering American country music singer who was the first Black female artist to perform at the venerable Grand Ole Opry in Nashville. She had a top 25 hit (“Color...

　　 　　Over the past two decades, weather-related natural disasters and ensuing insurance claims have risen significantly. The Eastern Seaboard in the U.S. is experiencing more frequent and fiercer hurricanes, while wildfires in the West are becoming larger and more commonplace. Floods once projected to occur every 1,000 years now arrive with increasing regularity, devastating entire communities. And then there are...