What Is Earth’s Magnetic Field?

Earth's geomagnetic field is generated by electric currents from its outer core. The Earth's magnetic field deflects solar winds. Earth’s geomagnetic field extends from its inner core to space. The interior of the Earth generates the magnetic field through a process called geodynamo. The magnitude of the magnetic field ranges between 25 and 65 microteslas and is [...]

Large Islands of the World

The following table lists the world's largest islands including the name, location, political affiliation, and land area. Greenland is the world's largest island covering 2,175,597 square kilometers.   AreaIslandLocation and political affiliationsq. mi.sq. kmGreenlandNorth Atlantic (Danish)839,9992,175,597New GuineaSouthwest Pacific (West Papua [Irian Jaya], Indonesia, western part; Papua New Guinea, eastern part)309,000800,311BorneoWest mid-Pacific (Indonesian, south part; Brunei and [...]

World’s Biggest Vehicles

You may be familiar with the bucket-wheel excavator Bagger 288 – the largest land vehicle in the world. That's just one of many extraordinary, super-sized vehicles out there. Here we take a look at some of the largest land, sea and air vehicles ever created. NASA-Crawler-Transporter © image via iWebstreet In 1965, NASA developed two crawler-transporters [...]

Firsts in World

FirstsNamesThe first person to land on moonNeil Armstrong & Edwin Aldrin (USA)The first man to enter spaceMajor Yuri GagarinThe first women cosmonaut of worldValentina TerrescovaThe first man to fly to space belonging to country other than Russia or USARemek (Czech)The first unmanned space craft to land on moonLuna-16 (USSR)The first country to launch artificial satelliteRussiaThe [...]

Fast Maths Tricks and Shortcuts

Squaring In this simple trick, we need to modify the equation and make the units digit zero. After all, it is easy to multiply when units digit is zero. For example - Find square of 43= (43+3) × (43-3) + (3×3)=(46×40) + 9= (460×4) + 9= 1840 + 9 = 1849 Finding Square of Any No. From [...]

Mind-Blowing Facts About Life, The Universe, And Everything

1. The sun makes up more than 99% of the mass of the solar system. 2. Humans can distinguish between at least a trillion smells. 3. Almost every element in your body was made in an exploding star. 4. An asteroid in our solar system has rings, like Saturn. 5. There might be another Earth-sized planet in the outer solar system. [...]

35 FACTS OF BANGALORE

As Bengaluru becomes one of the most important metropolitan cities in the country, it has come under almost everyone’s radar. But how much do you really know about this city? Here are 35 lesser-known facts about Bengaluru that you might not have heard about before. Winston Churchill owes Rs. 13 to the Bangalore Club The [...]

10 Inventions of the Industrial Revolution

The Industrial Revolution (c.1760-1840) introduced many new inventions that would change the world forever. It was a time epitomised by the wide scale introduction of machinery, the transformation of cities and significant technological developments in a wide range of areas. Many modern mechanisms have their origins from this period. 1. Spinning jenny Spinning jenny was [...]

5 Simple Math Problems No One Can Solve

Mathematics can get pretty complicated. Fortunately, not all math problems need to be inscrutable. Here are five current problems in the field of mathematics that anyone can understand, but nobody has been able to solve. Collatz Conjecture Pick any number. If that number is even, divide it by 2. If it's odd, multiply it by [...]

Lesser Known Facts About Rajesh Khanna

Love and affection that millions of fans bestowed on superstar Rajesh Khanna during his acting heydays. 'Kaka' as Rajesh Khanna was also known as, enjoyed a lot of popularity, mass appeal and stardom. He left behind a great deal of good work and lots of memories for his fans to cherish. The first superstar of [...]