Discovering minerals
Minerals are naturally occurring inorganic substances that have specific chemical compositions and physical properties of their own. They are solid...
Earth
Total solar eclipse – a total cosmic spectacle
A solar eclipse is an astronomical event that occurs when the moon obscures the sun for some time. There are different...
Sunlight: World’s most ancient traveller
Sun, the pivotal element of the solar system, is a middle-aged star that is around 4.6 billion years old. This...
The giant and majestic Pacific Ocean
Covering an area of approximately 16,62,43,550 square kilometers, the Pacific Ocean is the largest ocean in the world. It occupies about...
Our planet: The Blue Marble
On 7th December, 1972, the crew members of Apollo 17 spacecraft took a photograph of the Earth. This photograph, known...
Peregrine falcon: the fastest on Earth
The peregrine falcon, earlier known as the ‘duck hawk’, is the fastest flying bird on the planet. With an average...
