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| | Noble Gases - Elements, Chemistry, Science 2
 ChemGlobe: HeliumChemGlobe: Helium
 Electronic, thermal, and steric data along with basic information.
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ChemicalElements.com: HeliumChemicalElements.com: Helium
 Basic information, atomic structure, and table of isotopes.
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Corrosionsource.com: HeliumCorrosionsource.com: Helium
 History, sources, properties, isotopes, and uses.
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EnvironmentalChemistry.com: HeliumEnvironmentalChemistry.com: Helium
 Atomic structure, chemical and physical properties, and table of nuclides.
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Especiál Gas Inc.: HeliumEspeciál Gas Inc.: Helium
 Numeric data, uses, and general information.
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It's Elemental: HeliumIt's Elemental: Helium
 Basic physical and historical information.
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LANL: HeliumLANL: Helium
 History, sources, properties, and uses.
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Lenntech: HeliumLenntech: Helium
 Physical data, chemical properties, and health effects.
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USGS Minerals Information: HeliumUSGS Minerals Information: Helium
 Statistics and information on the worldwide supply, demand, and flow of the element (PDF format).
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Visual Elements: HeliumVisual Elements: Helium
 Image, animation, discovery, uses, physical information, and key isotopes.
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WebElements: HeliumWebElements: Helium
 Extensive information on history, uses, occurrence, and properties of the element.
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Wikipedia: HeliumWikipedia: Helium
 Properties of the element, including its history, applications, and characteristics.
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