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Vacuum Cleaner

A device that uses an air pump to create a partial vacuum to suck up dust and dirt is called A vacuum cleaner or sweeper. There is a centrifugal fan in all (but some of t ...READ MORE

Smoke Detector

A device that senses smoke is called Smoke Detector. It typically works as an indicator of fire. Commercial smoke detector issues signal to a fire alarm control panel whi ...READ MORE

Polio Vaccine

Vaccines used to prevent poliomyelitis, commonly known as polio, is called Polio Vaccines. There are two types of polio vaccines. One is given by injection and uses inact ...READ MORE

Industrial Robot

A robot which is programmable and capable of movement on two axes, automated and used for manufacturing is called an industrial robot. An industrial robot accomplishes ta ...READ MORE


What Is Jallikattu

There is a festival in India in which a bull is released into a crowd of people is known as Jallikattu or Sallikkattu and is also known as Yeru thazhuvuthal and Manju Vir ...READ MORE

New Year On January 1st

When Julius Caesar created the Julian calendar, he made 1st January the first day of the year after the Roman God Janus. Janus was the god of doors and gates and Caesar t ...READ MORE

Machine of the year

The United States news magazine Time publishes an annual issue of its magazine called “Person of the Year (normally called as TIME Person of the Year). The title “Person ...READ MORE

How months got their names

As the new year starts, the words “January” or “February” caught your attention while buying a calendar or a new diary. You might have wondered how did the months of the ...READ MORE


Most Populous City

The Greater Tokyo Area in Japan is the most populous metropolitan area in the world. Tokyo is one of Japan's 47 prefectures and capital city. Tokyo is also the seat of th ...READ MORE

First 100Mph Train

The Flying Scotsman was the first train in the world which recorded the top speed of 100 Mph. Although, Train 'City fo Truro' achieved the top speed of 102.3 Mph first as ...READ MORE

Largest Game Reserve

Covering an area of about 19000 square kilometers, Kruger National Park is one of the largest game reserves in Africa. The park is situated in the provinces of Limpopo an ...READ MORE

Largest Sub Aerial Volcano

Mauna Loa, meaning Long mountain in English, is the largest subaerial volcano in both mass and volume. It is one of the five volcanoes that form the Island of Hawaii in t ...READ MORE


Who Flew First Gliders

The first person to build and fly gliders was the German engineer Otto Lilienthal. He was a German pioneer of aviation who became known as the Glider King. With his funda ...READ MORE

First Web Email Service

HoTMaiL Which is now known as Windows Live Hotmail was one of the first web-based email services. Founded by Sabeer Bhatia of INDIA and Jack Smith launched it in July 199 ...READ MORE

First Electronic Computer

Electronic Numerical Integrator And Computer or ENIAC was the first general-purpose electronic computer. Financed by the United States Army during World War II, John Mauc ...READ MORE

First Spacecraft To Mars

Viking 1 was the first spacecraft sent to Mars as part of NASA's Viking program. NASA's Viking program to Mars was composed of two spacecraft which were Viking 1 and Viki ...READ MORE