Science
Poisonous and venomous, what is the difference?
When referring to plants, the word “poisonous” should be used, while the word “venomous” is reserved for only animals. However,…
What is the difference between lava and magma?
Do you know what sets these two volcanic landmarks apart from one another?
What is the Earth’s Crust?
There are many distinct layers of solid, viscous, or liquid rocks that work together to form the Earth.
How big is the universe?
We live in this universe like little planktons floating aimlessly in a huge ocean; we’ll never be able to cross.
Aurora borealis: When the Sun colors the sky on Earth
There is just one significant risk linked to the aurora borealis, and that is the risk of electrical and communication…
NASA: Origin, missions and history of the US space agency
On July 29, 1958, President Dwight Eisenhower reorganized the National Advisory Committee on Aeronautics (NACA) into the National Aeronautics and…
Comets: Their origin, makeup, and prominent aspects
A comet is a heavenly body formed long ago during the formation of the solar system from gases, rocks, and…
Where is sea level measured?
The heights of different places are measured relative to a zero-elevation surface called a vertical datum, just like the NAVD…
Why can’t electrons fall into the nucleus and exist there?
At the conclusion of its trajectory, the electron would crash into its nucleus extremely swiftly. But why does this collision…
Plate Tectonics: How Alfred Wegener Reimagined the Earth
And Wegener was not the first to notice the amazingly good fit of the coasts of South America and Africa.
How do scientists measure the changes in Earth from space?
Geometrical measurements of the Earth taken from orbit.
Anthropocene: A new chapter in Earth’s history
A period of great change for Earth. The unofficial Anthropocene Epoch is the result of human activity. What are the…