Suppose that there is a wall in front of you. Now you have thrown a ball to that wall. Suppose that the height of the wall is greater than t...

What does happen when light goes through a lens? It basically bends; and because of the bending of light we see an image of the object emitt...

Dinosaur lived on earth about 65 million years ago. How far you need to go to see the dinosaur? Nothing in the universe except space-time it...

Now-a-days we all are familiar with the term "black hole". We all know that a black hole is an extremely dense object from which n...

  Bose's 60 GHz microwave apparatus at the Bose Institute, Kolkata, India Image Source: Widipedia

Hubble's formula: The receding speed of the galaxies is proportional to the distance between them. Mathematically, v = H r; here H is a ...

The  Laser Interferometer Gravitational-Wave Observatory  ( LIGO ) is a large-scale  physics  experiment and observatory to detect cosmic  g...

 When there is raining outside heavily, why water molecules gather on the surface of a glass window? Water molecules on glass window while r...

CMB image constructed from the data sent by WMAP After the big bang theory had proposed, a lots of prediction was tested. One of them is the...

The  Large Hadron Collider  ( LHC ) is the world's largest and highest-energy  particle collider .  It was built by the  European Organi...

Fermilab (Fermi National Accelerator Laboratory) is a laboratory specializing in high energy particle physics, located just outside Batavia,...

Story of leptons begin with the discovery of electrons by Joseph John Thomson in the year 1897. After 40 years of his discovery of electron ...

How do we describe mass? --As an interaction between fermions and Higgs field. So, how can we describe spin? As an interaction between fermi...