Science and Technology Notes

When the body's natural defence mechanism can't distinguish between your cells and alien cells, it develops a condition called autoimmune disease and unintentionally attacks healthy cells. Autoimmune illnesses come in more than 80 different varieties and affect many different body areas. Read here … [Read more...] about Autoimmune Diseases

The theory of evolution is a shortened form of the term “theory of evolution by natural selection,” which was proposed by Charles Darwin and Alfred Russel Wallace in the 19th century. The theory was first published in his book ‘On the Origin of Species’ in 1859. Read here to learn the theory of … [Read more...] about Theory of Evolution by Darwin

The government has approved the LIGO-India project after seven years of in-principle approval. Laser Interferometer Gravitational-Wave Observatory (LIGO) project is part of a worldwide network of observatories. Read here to learn more about LIGO-India. LIGO-India received the Indian Government's … [Read more...] about LIGO-India

What is HIV AIDS? HIV (human immunodeficiency virus) if not treated, can lead to AIDS (acquired immunodeficiency syndrome). For ages, HIV AIDS was an untreatable disease, but recently some treatment methods have emerged giving hope to patients. Read here to learn more. HIV and AIDS affect … [Read more...] about HIV AIDS: A Medical and Social Issue

What are Hormones? What are the different endocrine glands? Read further. Endocrine glands are organs that produce hormones and release them directly into the bloodstream to regulate various bodily functions. Hormones are chemical messengers that are responsible for controlling and … [Read more...] about Endocrine Glands and Hormones

The vast, developing phenomenon, called the South Atlantic Anomaly, has intrigued and concerned scientists for years. In simple words, it is an unusually weak spot in the earth’s magnetic field. Read here to learn more about the phenomenon. Earth’s magnetic field acts like a protective shield … [Read more...] about South Atlantic Anomaly

Food irradiation is a technology that improves the safety and extends the shelf life of foods. India is exporting radiation-hygienic spices and dry ingredients to several countries since 2000. Read here to learn more about irradiation technology. Radiation processing can be used for enhancing … [Read more...] about Food Irradiation

What is a cell and cell organelles? What are the different types of cells? How do plant cells differ from animal cells? Read further to know more. Each second, the human body performs a multitude of tasks. It is delivering electrical impulses, pumps blood, filters urine, breaks down food, … [Read more...] about Cell and Cell Organelles

What is Space Tourism? What are the advantages and challenges of space tourism? Read further to know more. The monetization of space technology has expanded with the involvement of the private sector in the space race. The Indian Space Research Organization intends to create a unique spaceship … [Read more...] about Space Tourism

What is the atomic theory? How have different atomic theories evolved over time? Read further to know more. Atomic theory is the scientific explanation of the structure and behavior of atoms, the basic building blocks of matter. The modern atomic theory was developed over the course of several … [Read more...] about Atomic Theory: Structure of an Atom