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The universe is not perfect, it is full of elliptical orbits. I bet that something you didn't know. Find out how this knowledge came to be fact.
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Greatest Discoveries
Elliptical Orbits
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William Herschel was a classical trained musician who changed to astronomy to study the stars. He became the greatest telescope maker of his time and discovered that the Milky Way is full of stars.
02:47
Greatest Discoveries
Disk of Stars
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This clip gives a preview of 100 Greatest Discoveries, a show about sciencce breakthroughs.
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Greatest Discoveries
100 Greatest Discoveries Promo
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Scientist are smart but did you know that they used radio waves to find a black whole four times bigger than the sun on the other side of the Milky Way. Cool!
02:47
Greatest Discoveries
Milky Way Radio Waves
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A great discovery at the time, the earth is not the center of the universe but the sun is. Find out how this discovery came to be.
02:08
Greatest Discoveries
Earth Moves
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Gamma Bursts are very big explosions, devastating, and they happen in space all the time. Some are so big we can see them light years a way.
02:56
Greatest Discoveries
Gamma Bursts
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Penicillin was one of medical sciences biggest breakthroughs.
02:14
Greatest Discoveries
The Discovery of Penicillin
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Pasteur discovered how to "pasteurize" to keep things germ free.
01:30
Greatest Discoveries
Germ Theory Origins
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Scientists are surprised to learn that the universe is speeding up.
03:47
Greatest Discoveries
Astronomy
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The site of the Burgess Shale was created by an underwater mudflow entombing organisms for hundreds of millions of years
01:23
Greatest Discoveries
Burgess Shale Creation
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The discovery that a healthy diet with the necessary vitamins prevented many diseases without really that much effort.
01:56
Greatest Discoveries
The Discovery of Vitamins
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Cancer cells may already be inside us on the cellular level, just waiting to be activated.
02:58
Greatest Discoveries
Cancer Theories and Discoveries
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Bernard Brunhes' study of volcanic eruptions lead to the discovery of the earth's magnetic field reversal.
02:34
Greatest Discoveries
Magnetic Field Reversal
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Early in the eighteenth century scientists first began to classify animals.
02:01
Greatest Discoveries
Classification of Species
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Diabetes would still take countless lives if it weren't for this unique drug.
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Greatest Discoveries
The Invention of Insulin
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The underground intense heat that powers old faithful, is akin to the type of conditions that according to scientists may have began life
00:49
Greatest Discoveries
Yellowstone's underground Volcano
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Gamma Bursts are very big explosions, devastating, and they happen in space all the time. Some are so big we can see them light years a way.
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Gamma Bursts
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Edwin Hubble determines the distance to many nearby galaxies and discovers that the farther they are from us, the faster they are flying away from us. His calculations prove that the universe is expanding.
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Greatest Discoveries
Expanding Universe
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William Herschel was a classical trained musician who changed to astronomy to study the stars. He became the greatest telescope maker of his time and discovered that the Milky Way is full of stars.
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Greatest Discoveries
Disk of Stars
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A great discovery at the time, the earth is not the center of the universe but the sun is. Find out how this discovery came to be.
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Earth Moves
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The universe is not perfect, it is full of elliptical orbits. I bet that something you didn't know. Find out how this knowledge came to be fact.
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The discovery of atoms and their atomic weight. A break through in chemistry giving scientist a written form of elements and their relationship with each other.
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Atomic Weight
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Upon the discovery of oxygen, chemists wanted to know all about it. So they study it in every way and perfecting their studying habits.
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New Air Oxygen
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The discovery of radiation was a major breakthrough in chemistry and scientist wanted to know all about it.
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Radioactivity
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We humans have always breath air but one chemist wanted to know more. What is air made of and how to study it.
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Greatest Discoveries
Discovering Oxygen
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The discovery that every atom, when burned, has a different color. Scientist could now know what was in a subject by the color it burned.
02:45
Greatest Discoveries
Atoms Signature Light
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After the discovery of atoms chemist discovered that atoms only combined in a certain way.
01:10
Greatest Discoveries
Combining Atoms
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Chemists wanted to understand the atom. How it is made and how it interacts with other atoms.
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Greatest Discoveries
Electrons Form Bonds
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The discovery of the periodic table gave scientist a way to teach the element so that students could understand it better.
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Greatest Discoveries
Periodic Table
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Electricity was the new fire of its day and scientist of all kinds were finding out ways to use it.
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Greatest Discoveries
Electricity Transforms
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Chemist August Kekule created a written model to visualize the chemical structure of atoms.
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Greatest Discoveries
Ring Link Atoms
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C.R.T. is an instrument that showed that there was an invisible force, electrons, that exist in our world and by using magnets you could bend that force.
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Greatest Discoveries
C.R.T.
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