Showing posts from December, 2020
Motion is the most fascinating and frequent phenomenon of the universe. It was studied by several scientists and philosopher in history. But the understanding of motion got revolutionised when sir Isaac Newton proposed three law…
Black hole is a region in the space with such strong gravity that even light can not escape from that. Theoretically if someone want to escape from black hole , he needs to travel with speed of more than light. Well when a massi…
Stars are huge celestial body and represent the most fundamental building block of the galaxy. Most of the part form of hydrogen and helium which produces light and heat in them. First stage of life of a star is birth. …
Gravitational lensing is an phenomenon or effect on light from light source due to distributed mass between light source and observer. Before getting into this we need to understand how a lense does work. A lense bend the rays co…
Sir C V Raman was born in Tiruchirapalli, Tamilnadu in 7th nov. 1888. He worked relentlessly in the field of light and discoverd a new phenomenon of light in 28 February 1928 and was awarded with Nobel prize in 1930 for ground b…
Quantum key distribution is a method for a secure communications using components of quantum mechanics. Recently, DRDO demonstrated communication between its two labs using the same technique. Well , how does it work and what do…
Well It is a popular question and a thing of research among the researchers and scientists. There are no. of theories with some observations those have been able to explain it in some extent. But still, no one of them have come o…
Before understanding the Higgs Boson , it is very important and relevant to understand Higgs Field . As per the field theory universe is being filled with various field e.g. electromagnetic field, gravity field. Higgs field is …
Satellite gravimetry is a tool or technique to observe or investigate gravity field of the earth. It can be achieved through a comprehensive satellite network in space. Data received through the network will provide a detailed …
Chang-e'5 is an Chinese robotic spacecraft which is being designed to launch to moon to bring back rock sample from the lunar surface. On 24th of November 2020, it has been launched by the largest Chinese carr…