Geoscientists conduct field and laboratory research to study Earth’s processes and phenomena. They specialize in various areas of geology and geophysics, and work for universities, private research labs, oil companies, government agencies, or non-profit organizations. They survey land and sea floors, study fossils, and analyze rock samples. A master’s degree is typically required, and some […]
The collateral source rule prevents a defendant from deducting compensation from a plaintiff’s damages that have already been paid by other sources. Some states have modified or eliminated the rule, allowing evidence of collateral payments to be considered during a trial. Some collateral sources have subrogation clauses that allow them to collect money paid to […]
A personnel management information system is used by HR departments to track and organize employee data, including payroll, tax records, and benefits. It requires a good understanding of technology and the ability to retrieve necessary data. The system also plays a role in hiring and firing practices and can be used to track employee certifications […]
The Turk was a chess-playing machine created in 1770 by Wolfgang von Kempelen, which played against human opponents and won the majority of games. It was later revealed to be operated by a hidden human operator. The machine was destroyed by fire in 1854 but was recreated by a magician’s equipment manufacturer in 1989. The […]
Nixon was pardoned for Watergate scandal, deadliest hurricane hit Galveston, first gay man in US military stood for gay rights, and other events happened on this day in history. US President Nixon has been pardoned for his role in the Watergate scandal. (1974) US President Gerald R. Ford, who took office when Nixon resigned, granted […]
Negative charges are an essential property of particles, such as electrons, and are part of the fundamental forces of physical law. They create an electromagnetic field that can attract or repel other particles, and are responsible for chemical bonding. Negative charges were first identified by the ancient Greeks and were established during the Big Bang. […]
Passive immunity occurs when antibodies are transferred from one person to another, or from animal to human. It is short-lived and used when immediate protection is needed. Active immunity, created by vaccination, lasts longer and is preferred for long-term health. Passive immunity is a form of immunity that occurs when antibodies are transferred from one […]
Plant breeders create hybrid plants with superior traits for food supply and ecosystem health. Technicians can start with an associate degree and work their way up to a bachelor’s degree in science and plant breeding. A Ph.D. or master’s degree in biotechnology can lead to research and genetic manipulation. Employment opportunities include research universities, national […]
An annuity withdrawal involves receiving the full value of an annuity in a lump sum, which can be useful in situations such as financial hardship or when the assets underlying the annuity lose value. However, it can also present potential tax issues and eliminate a source of future income. An annuity withdrawal is a type […]
Business ethics challenges include balancing shareholder responsibility with social responsibility, executive compensation, working conditions, compliance with laws and regulations, and conflicts of interest. Ethical businesses prioritize community improvement over profits and seek to hire and train employees who share their values. Business ethics challenges typically include balancing responsibility to shareholders with social responsibility to the […]
Canvas prints are reproductions of images on stretched canvas, often made from cotton or linen. Poly Canvas is a newer material option. The weight of the canvas affects the clarity of the print. Offset printing and computerized printing processes are used to transfer the image onto the canvas. Gallery wrapping hides fixings for a clean […]
The UK Chancellor of the Exchequer delivers an annual budget statement to Parliament, and is allowed to have a drink during the speech. Speculation over the drink choice is part of an old tradition, but recent chancellors have opted for water. Smoking is banned in the House of Commons. Each year, the Chancellor of the […]
Multi-component distillation separates volatile compounds based on their boiling points in a distillation column. Heat causes molecules to escape the liquid phase and become a gas, which then cools and condenses back into liquid. Equilibrium mixtures are established on each phase, and liquid eventually concentrates into components. Petroleum is distilled into fractions, and designing a […]
Chinese alchemists accidentally discovered gunpowder in the late Tang dynasty by mixing saltpeter, sulfur, and charcoal. Gunpowder was used for military purposes, such as cannons and grenades, and for non-military purposes, such as fireworks. The Song Dynasty repelled Mongol invaders with “flying fire” arrows and advanced gunpowder-based weaponry. Gunpowder remained a secret weapon until the […]
Copper sulfate is a versatile compound used in various industries, including pyrotechnics, viticulture, agriculture, and chemistry. It is toxic and requires caution when handling. It appears in a crystalline form and is highly soluble. Its use in agriculture requires meticulous attention to prevent toxicity in water bodies. It is commonly used in chemistry sets and […]
Pelvic girdle pain, also known as PGP or symphysis pubis dysfunction, causes pain and discomfort in the pelvis and lower back. It is common during and after pregnancy, but can also be caused by injury or trauma. Treatment includes rest, physical therapy, and medication, and pregnant women should consult their obstetrician before starting any exercise […]
Civil officers are government officials responsible for tasks authorized by a constitution or charter, excluding military members. National officials include presidents, judges, and political appointees, while local and regional officers include city administrators, magistrates, and sheriffs who perform extensive tasks for their constituencies. Their duties range from marrying civil officials to issuing court documents and […]
Volatility models predict times of uncertainty and disruption in business practices, giving companies an advantage over competitors. The ARCH-GARCH and stochastic volatility models are commonly used, both based on “white noise”. Accurate prediction of volatility is important for investors. While not always completely accurate, volatility models are an important part of business forecasting. A volatility […]
Social capitalism blends the free-market sensitivity of capitalism with the social welfare of socialism, using government involvement to raise the earning potential and living standards of the lowest economic strata. It seeks to increase both market participation and the potential for market profit, while protecting lower-level employees without unduly inhibiting business practice. Social capitalism is […]
Funeral homes provide funeral services and burials, working with the family to create a ceremony that meets the wishes of the deceased. They offer caskets, urns, observation rooms, and additional services such as obituaries and reception arrangements. Funeral directors can also provide planning services and recommendations for vendors. Despite their dark reputation in fiction, funeral […]
