Black Hole and Subrahmanyan Chandrashekhar
Subrahmanyan Chadrashekhar was the first person who prove that Black Holes like solutions can be real. In 1931 he calculated that a stationary astrophysical object above a certain limiting mass…
Stellar Physics, The Physics of a Star
Stellar Physics, The Physics of a Star Written by: Rahul Raturi (https://raturi2611.blogspot.com/) We all are made up of Star Dust. Carl Sagan (1934-1996) ~ Up there in the Night sky…
Is time travel possible?
Is time travelling possible? Time travel used to be thought of as just science fiction, but Einstein’s general theory of relativity allows for the possibility that we could warp space-time so much that you could go off in a rocket and return before you set out.
IIT JAM PHYSICS SYLLABUS 2020
Physics (PH) Mathematical Methods: Calculus of single and multiple variables, partial derivatives, Jacobian, imperfect and perfect differentials, Taylor expansion, Fourier series. Vector algebra, Vector Calculus, Multiple integrals, Divergence theorem, Green’s theorem,…
Relativity Reboot
This course on Relativity (Special and General Theory) is basically meant for the amateurs and students who are interested in topics such as Black Holes, Cosmology or in the Classical…
The Earliest Astronomers
The first people to look up at the sky and wonder about what they saw were the earliest astronomers. These observers, watching the sky thousands of stars, identified five planets,…
Space Travelers
Yuri Gagarin was born on March 9, 1934, in a town outside of Moscow, Russia. The first person to fly into space was a Russian called Yuri Gagarin. On 12…
Space Stations
ISS A space station provides a home in space where astronauts can live and work for months at a time. So far, space stations have all orbited earth just a…
Spacecraft
A spacecraft is blasted into space by its launch vehicle or rocket. The rocket is the only machine powerful enough to reach ‘escape velocity’ – the speed needed to break…
Radio telescopes
A radio telescope is used to pick up radio waves instead of light waves radio telescopes have a big dish to collect and focus data at the centre of the…