Gyanpro Archive

The most commonly asked why’s in daily life??

If heavy objects sink in water, why does the boat made of heavy metal float? Have you ever wondered why a heavy meatal ship float but doesn’t sink? As a kid I was so fascinated to know why my paper boat would sink and why ships and boats doesn’t. It is the Buoyancy force which keeps the ships floating on water. The ship when on water always displaces lot of water. The displaced water pushes the ship upward. This force which pushes the ship upward is the Buoyancy force. The gravitational force pushes the ship downward and the buoyancy force

Eclipse through the eyes of Aryabhatta

Shloka: चन्द्रो जलमर्कोऽग्निर्मृद्भूश्छायापि या तमस्त छादयति शशी सूर्यं शशिनं महती  च भूच्छाया || Chandro jalam arko’gnirmRid bhUsh chhAyApi yA tamastaddhi | ChhAdayati shashI sUryam shashinam mahatI cha bhUch chAyA || Source: Aryabhatiyam, Golapadah, Chapter4, Shlokha 37 (499 AD) Meaning: Moon is of water, sun is of fire, earth is of soil, and its shadow is of darkness. The moon covers the sun and the great shadow of the earth covers moon. Aryabhatta was the first to explain how the Lunar Eclipse and the Solar Eclipse happened. He says that the Moon and planets simply shine by reflected sunlight. Earlier it was assumed that the

Why does hair turn grey?

Have you ever wondered why your grandparents have grey hair? And eventually you see your parents hair turning grey too. It seems to be a sign of aging. That is the reason why people tend to cover up their grey hair by dyeing. Hair is a part associated with skin. The colour of your skin is due to the colouring pigments. There are five pigments responsible for the colour of skin. Melanin is the important pigment of all these Melanin is brown colour pigment. It is responsible for the colour of skin, hair and eyes. They are produced by melanocytes.

Things You Dint Know About Ancient India’s Contribution to Science and Technology

Spiritual, science and culture. These words might be highly unconnected, but they are much related as sides of triangle. Without any one, the identity would not be there. What humankind needs is humane and progressive culture on Earth, where spiritualism and scientific development go hand in hand. From time immemorial, this land has been known as BHARAT, a Sanskrit word that signifies a man or a nation immersed in knowledge what is today called as a knowledge society. In the course of the colonial rule Indians have learnt to ape the West. A person who has spent 15 years of

Did You Know That We Knew The Speed Of Light 5000yrs Ago?

Shloka:  Taranirviśvadarśato jyotishkridasi sūrya | Viśvamā bhāsirocanam || Meaning: Oh Sun! (You) overwhelm all in speed, visible to all source of light. (You) shine pervading the Universe Source- Rig Samhita, Mandala 1,Suktam 50,Mantrah 4(6000BCE)   Shloka: Tatha ca smaryate yojananam sahasre dve dve sate dve ca yojane ekena nimishardhena kramaman. Meaning: It is rememberd (that) salutation to Thee(sun), the traveler of 2,202 yojanas in half a nimisha. Source-Sayanacarya’s commentary (14th Century AD)   Shloka:          Juug sahastra yojan par Bhanu | Leelyo tahi madhur phal janu || Meaning:                         This means that the sun (Bhanu) is at Juug Sahastra Yojans

Do You Know Which Is The Greatest Discoveries Of Sir C V Raman?

Among a handful of Indian scientists who are known throughout the world for their great contributions to mankind, Sir C V Raman’s name comes first. Born as Chandrashekhara Venkata Raman on 7th November 1888 in Thiruvanaikoil of Madras province, Sir C V Raman later on became the first Indian to win a noble prize for physics. His revolutionary discovery in the field of light scattering earned him this recognition in 1930. He was also honored with the Bharat Ratna, the country’s highest civilian award in 1954. EDUCATION and CAREER- Raman finished his early education in vishakapattanam and Madras. He studied