What are Ven der Waals forces?
By: Brian Dodson
Bonds formed between atoms and molecules are, quite literally, what holds our world together. Without such intermolecular bonding, we would be surrounded by a formless jumble of swirling gases – save for the fact that we, too, would also be reduced to our component parts...
Historic changes to the periodic table of elements
By: Luke Buffington
The Periodic Table of the Elements is a display of the 118 known chemical elements. It is organized according to the repeating properties of the elements in each group on the table, hence the name periodic. Classifying these elements has been an ongoing journey for...
What was shown by Rutherford's gold foil experiment?
By: Sherry Horton Blake
Gold foil can be used for a lot of things, especially if you are a creative person, and I am. However, one thing I never thought about doing with gold foil was to use it to conduct a scientific experiment. Ernest Rutherford, though, used it...
Biography: Tycho Brahe
By: Shelly Barclay
Tycho Brahe was a Danish astronomer that spent his life developing new tools for his trade and disproving the calculations of famed astronomers who came before him. He also botched a few calculations of his own. He spent most of his life studying astronomy and...
The Kecksburg UFO incident
By: Silvia Dekumbis
On December 9th, 1965 a large fireball was seen by thousands of people in Ontario, Canada and several US States. Several eye witnesses reported metal debris falling from the sky followed by a sound that resembled sonic booms. Was this mysterious event, referred to as...
What is matter?
By: Elaine Sihera
Anything you see around you, that takes up space and has mass (volume), is matter. Examples are a table, chair, tree, plants, animals and even the air we breathe. They are all forms of matter. Matter is made of atoms that come in different types...
By: Helena Whyte
The Law of Conservation of Mass was established as a basic rule of chemistry from Antoine Lavoisier’s work on combustion. The Law of Conservation of Mass says that matter may be changed from one form to another but cannot be created or destroyed. Lavoisier...
The history of the periodic table of elements
By: Colleen Mart
From the earliest history of man, Empedocles, the Greek philosopher, was the first to theorize that everything in the cosmos consisted of four components, earth, air, fire and water. Approximately 700 years later, Aristotle espoused that there was indeed four “roots,” as he...
Why Religion and Science do not Mix
By: Roberto Chiodetti
Could an omniscient spiritual field conserve quantum superposition information? The first time i read this question my first taught was on line of " you gotta be kidding". Will it ever end? What does that question even means? We know what superposition information is...
What is a shooting star?
By: Colleen Mart
The bright object streaking across the night sky looks like a star has been shot from a sling shot into the unknown, but it is only an optical illusion from an observation point here on earth. To really know what a “shooting star” is...

 

1 317 318 319 320 321 547
CHOOSE YOUR SCIENCES 360 TOPIC: