What did Malthus believe was going to happen? In 1798 Thomas Robert Malthus famously predicted that short-term gains in living standards would inevitably be undermined as human population growth outstripped food production, and thereby drive living standards back toward subsistence. What is the Malthusian trap What does it explain about the world before 1500? The […]
What is the longest name of a shape?
What is the longest name of a shape? In geometry, the rhombicosidodecahedron, is an Archimedean solid, one of thirteen convex isogonal nonprismatic solids constructed of two or more types of regular polygon faces. It has 20 regular triangular faces, 30 square faces, 12 regular pentagonal faces, 60 vertices, and 120 edges. Are humans donut shaped? […]
Does a CT scan show lymphoma?
Does a CT scan show lymphoma? If lymphoma is diagnosed, bone marrow aspiration and biopsy, lumbar puncture, chest x-ray, body CT, PET, bone scan, body MRI or abdominal ultrasound may be used to look for enlarged lymph nodes throughout the body and determine whether the lymphoma has spread. What size lymph node should be biopsied? […]
What is the possibility of life on Mars?
What is the possibility of life on Mars? There is a slim chance that microbial life exists on Mars today, perhaps under the planet’s ice caps or in subsurface lakes detected by spacecraft like the European Space Agency’s Mars Express. Locations like these could protect life from the harsh conditions on the planet’s surface. What […]
How can we protect well water?
How can we protect well water? Avoid mixing or using pesticides, fertilizers, herbicides, degreasers, fuels, and other pollutants near the well. Do not dispose of wastes in dry wells or in abandoned wells. Do not cut off the well casing below the land surface. Pump and inspect septic systems as often as recommended by your […]
Can stress affect oxygen levels?
Can stress affect oxygen levels? Stress hormones affect your respiratory and cardiovascular systems. During the stress response, you breathe faster in an effort to quickly distribute oxygen-rich blood to your body. If you already have a breathing problem like asthma or emphysema, stress can make it even harder to breathe. What is the most common […]
What are cultural blunders?
What are cultural blunders? Cross-cultural blunders caused by inappropriate use of language are a common problem in international professional communication. They cause misunderstanding, lead to business failures, and tend to be offensive at times. Such blunders may occur in business ads, slogans, products names, and instructions. How can we avoid misunderstanding in cross-cultural communication? Here […]