Space Travelers

The first person to fly into space was a Russian called Yuri Gagarin. On 12 April 1961, Alan Shepherd became the first American in space, although he didn’t orbit Earth. Two years after Gagarin’s flight, on 16 June 1963, Valentina Tereshkova became the first woman in space. She spent nearly Read more…

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 free from the pull of earth’s gravity. Usually, the spacecraft is folded up in the nose cone of the rocket. Read more…

top research institutes of india

Top Physics Research Institutes of India

ARIES | Aryabhatta Research Institute of Observational Sciences, Nainital: Astronomy and Astrophysics, and Atmospheric Physics. Bose Institute | Bose Institute, Kolkata: Atmospheric sciences, Biophysics, Complex systems and networks, Condensed matter physics and materials science, High energy physics and astroparticle physics, Quantum physics and quantum information, Nuclear, and radiation physics HBNI | Homi Read more…

Four Fundamental Forces

There are four fundamental forces that exist in nature. They are Gravitational force, Electromagnetic force, Weak nuclear force and Strong nuclear force. Among these forces Strong nuclear force is strongest force and gravitational force is weakest force in nature. Gravitational force is responsible for the structure of universe, cluster, galaxies Read more…