Structure of the Earth: GK, Current Affairs, Questions, Trivia and News

NASA reveals that Mercury a massive solid inner core

Scientists have long been known that Mercury and the Earth have metallic cores. Like Earth, Mercury’s outer core is composed of liquid metal, but there have only been hints that Mercury’s innermost core is solid. Now, in a new study, scientists from NASA’s Goddard Space Flight Center in Greenbelt, Maryland have found evidence that Mercury’s ..

Environment: Definition and Four Components

In simple words, environment is defined as the natural world in which people, animals and plants live. The term Environment is derived from French terms ‘virer (to turn) or ‘in/viron’ meaning to encircle; and denotes the interaction between natural surroundings and organisms including human beings. Thus, environment is the surroundings in which living and non-living ..

Calcium Silicate Perovskite

Geologists have discovered a mineral known as calcium silicate perovskite (CaSiO3) trapped inside a tiny diamond that was mined from less than a kilometer of the earth’s surface at the Cullinan Mine in South Africa.  For so long, the mineral existed in theory in spite of the fact it is fourth most abundant mineral inside ..

Malpelo Plate

The Malpelo Plate is a small tectonic plate (a microplate) located off the coasts west of Ecuador and Colombia and south of Panama. The team of Researchers led by Rice geophysicist Richard Gordon named for an island and an underwater ridge it contains is the 57th plate to be discovered. Malpelo microplate is located west of the Galapagos Islands off the ..