The longest running train route

On 20 November 2011, one of the four pairs of Vivek Express trains began serving between Dibrugarh in Assam and Kanyakumari in Tamil Nadu, joining the Northeast with the southernmost tip of the Indian subcontinent.

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The longest underwater mountain range in the world

American geologist Bruce Heezer and oceanic cartographer Marie Tharp were researchers at the Lamont–Doherty Earth Observatory at Columbia University, New York. In the 1950s, they expedited with a crew across the Atlantic to gather data about the ocean floor from the ocean surface. The observations proved that there was in fact a chain of mountains, as high as halfway till the surface, under the ocean. They named it Mid-Atlantic Ridge, also known as MAR.

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The discovery of Teflon

The discovery of Teflon, a polymer chemically known as polytetrafluoroethylene (PTFE), was sheer coincidence, and yet a revolutionary one. The man behind the discovery was an American chemist named Dr Roy J. Plunkett (1910–1994), who was then working for DuPont, an American chemical company.

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What makes polar bears strong swimmers?

Polar bears are clad with thick, waterproof fur and their feet are partly-webbed. It is these features that make them strong swimmers. Their fur and feet help them to swim long distances through the icy waters of the Arctic.

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More movies are produced in India than in Hollywood

About 1,000 movies are produced in India every year, most of which are produced in Mumbai (called Bollywood), as compared to Hollywood which makes around 600 films annually. Movies of other regional languages are produced mostly in their respective states. Movies made in the languages Tamil, Telugu, Marathi, Bengali, etc. among others have gained recognition both within and outside their domains.

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