Catalyst University
Quantum Mechanics | The Bohr Model of the Atom
What are the issues with the Bohr model of the atom (Neils Bohr)? Some issues with this mode helped early physicists invent and develop the discipline of quantum mechanics.
Curated Video
The Golden Ratio: The Divine Proportion in Nature and Art
Since the time of the ancient Greeks, there was a belief in the divine property of numbers. Some held that number held the secret to aesthetics and the very nature of the universe itself. Let’s learn about the golden ratio.
Visual Learning Systems
The Amazing Universe: Galaxies
This show explores the fascinating features of the universe, the different types of galaxies in our solar system and the position of our solar system in the Milky Way Galaxy. Other terminology includes: constellations, spiral galaxy,...
Press Association
Lib Dems leader Sir Ed Davey makes flower bouquets in Shropshire
Vicky Gilbert of Shropshire Flower Farm, Liberal Democrat candidate for North Shropshire Helen Morgan and Liberal Democrat leader Sir Ed Davey make flower bouquets picked from the wild garden at Shropshire Flower Farm, during a visit to...
Getty Images
RED CIRCLES: FOUR HYPERBOLIC ORBITS - white background. (loop)
RED CIRCLES: FOUR HYPERBOLIC ORBITS - white background. (loop)
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RED CIRCLES: TWO HYPERBOLIC ORBITS - white background. (loop)
RED CIRCLES: TWO HYPERBOLIC ORBITS - white background. (loop)
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RED CIRCLES: EIGHT HYPERBOLIC ORBITS - white background. (loop)
RED CIRCLES: EIGHT HYPERBOLIC ORBITS - white background. (loop)
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RED CIRCLES: EIGHT SPIRRALY HYPERBOLIC ORBITS - white background. (loop)
RED CIRCLES: EIGHT SPIRRALY HYPERBOLIC ORBITS - white background. (loop)
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Blue Abstract Moving digital medical science plexus chain with glowing impulses research. For visuals, biology, biotechnology, chemistry, science, Medicine, cosmetics. Seamless Loop Animation
Abstract plexus dark blue molecule structure medical substance molecules medical and technology structure presentation loop backgrund for science, chemistry, biology, medicine, research.
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Blue Abstract Moving digital medical science plexus chain with glowing impulses research. For visuals, biology, biotechnology, chemistry, science, Medicine, cosmetics. Seamless Loop Animation
Abstract Moving digital medical science plexus chain with glowing impulses research. For visuals, biology, biotechnology, chemistry, science, Medicine, cosmetics. Seamless Loop Animation
Getty Images
Blue Abstract Moving digital medical science plexus chain with glowing impulses research. For visuals, biology, biotechnology, chemistry, science, Medicine, cosmetics. Seamless Loop Animation
Abstract Moving digital medical science plexus chain with glowing impulses research. For visuals, biology, biotechnology, chemistry, science, Medicine, cosmetics. Seamless Loop Animation
Getty Images
Microscopic view of Flagellates and spirochaeta bacteria, Differential Interference Contrast
Microscopic view of Flagellates and spirochaeta bacteria, Differential Interference Contrast
Getty Images
Nucleotide Triphosphates - Building Blocks for DNA
Loop animation of succession of letters that indicate the Nucleotide Triphosphates the building blocks of DNA: Adenosine Triphosphate (ATP), Guanosine Triphosphate (GTP), Cytidine Triphosphate (CTP), Uridine Triphosphate (UTP).
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Concept of Biochemistry with DNA Molecule on blue background
Concept of Biochemistry with DNA Molecule on blue background
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Production of knitwear, Winding machine for the dissolution of defective knitwear
Production of knitwear, Winding machine for the dissolution of defective knitwear
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Time lapse Procaryotic cell (Oscillatoriales). Blue green algae moving across screen. ECU
Time lapse Procaryotic cell (Oscillatoriales). Blue green algae moving across screen. ECU
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Medium Long Shot push-in push-out - Spiral parasites travel through blood vessels in a computer-generated animation.
Medium Long Shot push-in push-out - Spiral parasites travel through blood vessels in a computer-generated animation.