Air pollution index: Most polluted cities in the world

Air pollution index

The world’s most polluted city is tough to pinpoint, although those with consistently bad air quality include Lahore, Pakistan; Hotan, China; and Delhi, India are the highest ranking in air pollution index.According to real-time data from air sensor startup IQAir, during wildfire season, cities such as New York, Chicago, San Francisco, Sacramento, and Seattle have … Read more

what is zero gravity

Zero gravity

What is zero gravity, A condition referred to as zero gravity or microgravity occurs when a body appears to be experiencing zero gravitational force. When there is little or no gravitational attraction, things and people appear to be weightless and float freely. Scientists, astronauts, and amateurs have all been captivated by this extraordinary environment, which … Read more

what is Gene pool

Gene pool

Introduction: Within the gene pool, gene frequencies represent the relative abundance of various alleles. Different evolutionary factors, including natural selection, genetic drift, gene flow, and mutation, can cause changes in gene frequencies throughout time. In reaction to environmental influences and evolutionary pressures, the gene pool is dynamic and liable to change over successive generations. Natural … Read more

Do you know how soil is formed

Soil

Introduction: The uppermost layer of Earth’s crust is made up of soil, which is a complex mixture of mineral particles, organic materials, water, and air. It is a dynamic, living environment that gives terrestrial life vital support.how soil is formed , Over time, rocks and minerals weather and break down, releasing a variety of mineral … Read more

what does insulin do ?

What does insulin do

Introduction: The pancreas secretes the hormone insulin, which is essential for controlling blood sugar levels and metabolism in humans. What does insulin do, it open cells so that circulatory glucose may enter and be used as fuel. Without insulin, blood sugar levels would grow uncontrollably, starving cells and causing major health problems. Insulin is necessary … Read more

How paper is made ?

How paper is made

Paper is an essential component of everyday life all throughout the world. It is used for documentation, artistic expression, education, and communication. Its significance have not been impacted with introduction of new invention. Paper is still of a great importance.Let us explore “How paper is made” , one should understand that paper is plant product … Read more

Signs of early menopause

Early signs of menopause

Introduction:The menstrual cycle of a woman ends with the menopause, a normal biological process. Usually taking place in their late 40s to early 50s, women go through a variety of mental and physical changes throughout this time. On the other hand, early menopause refers to the situation when some women experience menopause earlier than anticipated.Premature … Read more

Ac current v/s Dc current

Ac current v/s Dc current

Our world runs on electricity, and our knowledge is dominated by two basic forms of electrical currents. Ac current v/s Dc current.DC will be used in the majority of the digital gadgets you develop. Nonetheless, it’s critical to comprehend a few AC ideas. Since most homes are wired for air conditioning, you will need to … Read more