Archives

Similar Triangles

Similar triangles are triangles that have the same shape, but their sizes may vary. All equilateral triangles, squares of any side lengths are... View Article

Viral Diseases

Viral diseases are infections caused by viruses. Different types of viruses cause different infections. Common cold is the most common type of... View Article

Electrons and Photons

Photons and electrons are two of the basic quantum-mechanical particles but they have completely different properties. Photon is a type of... View Article

Roman Numerals

Roman Numerals is a special kind of numerical notation that was earlier used by the Romans. The Roman numeral is an additive and subtractive... View Article