DEFINITION: Atom
What is an atom? An atom is a particle of matter that uniquely defines a chemical element. An atom is a central nucleus surrounded by one or more negatively charged…
What is the speed of light?
The speed of light is the speed limit of the universe. Or is it? The speed of light traveling through a vacuum is 299,792,458 meters (983,571,056 feet) per second. That’s…
The Element of Surprise!
Why Arrange Elements in a Table? So there are no surprises! Seeing chemical elements arranged in the modern periodic table is as familiar as seeing a map of the world,…
Nikola Tesla – Inventor – Scientist
Nikola Tesla (/ˈtɛslə/ TESS-lə; Serbian Cyrillic: Никола Тесла, pronounced ; 10 July 1856 – 7 January 1943) was a Serbian-American inventor, electrical engineer, mechanical engineer, and futurist best known for…
Harnessing Zero-Point Energy
Zero-point energy (ZPE) is the lowest possible energy that a quantum mechanical system may have. Unlike in classical mechanics, quantum systems constantly fluctuate in their lowest energy state as described…