Open data portal for searching and downloading public datasets.
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The HUGO Gene Nomenclature Committee maintains a resource of approved human gene nomenclature. It contains approximately 42,000 gene symbols and names, along with over 1,300 gene families and sets. Download files, including archive files, are hosted in a publicly accessible Google Storage Bucket.
HubbleSite is NASA’s official multimedia hub for the Hubble Space Telescope. It provides free downloadable resources including e-books, images, fact sheets, and lithographs, as well as interactive games, videos, and audio sonifications focused on the Hubble mission and space science. The page also links to broader NASA news, events, and other space mission resources.
Research data portal for exploring economic policy, applied economics records, including survey data.
Browse public datasets, metadata and downloadable records in an open catalog.
Open data portal for searching and downloading public datasets.
Browse research datasets and experimental data related to basic in biology and medicine.
The HJ Andrews Experimental Forest is a long-term ecological research site. It hosts ecological research projects and provides research infrastructure including meteorological stations, experimental watersheds and gauges, and permanent vegetation plots. The site offers local and Andrews Forest Data Initiative data catalogs, real-time provisional data, and shares news, event information, and visitor resources.
HITRANonline is a web interface to the HITRAN database, a compilation of high-resolution spectroscopic parameters used by computer codes to predict and simulate atmospheric transmission and emission of light. The database is chiefly applied in atmospheric science and astrophysics. The site provides data access, documentation, cross-section definitions, tutorials and citation policy.
Find and access atmospheric, oceanography and climate research data, with indexed datasets.
The History Data Service collects, preserves and promotes digital resources from historical research, learning and teaching. It is housed within the UK Data Archive at the University of Essex and succeeds AHDS History. It provides access and support for historical datasets, including long-term preservation of deposited collections and access through the UK Data Archive Data Catalogue.
Search humanities and social data collections and supporting image from NLD.
The ICDC at the University of Hamburg provides historical hydrographic data from the German Maritime and Hydrographic Agency (BSH). The dataset contains about 7391 digitized temperature and salinity profiles from Nansen casts, covering 1869 to 1969. Data are original and not validated, available via FTP unrestricted or restricted to CEN/MPI networks or external users with an account. Licensed CC-BY-4.0.
A Canadian government website providing access to historical weather and climate information for numerous locations across Canada. It offers past hourly, daily and monthly weather data, climate normals, historical radar images, almanac averages and extremes, monthly climate summaries, and engineering climate datasets.
Search construction engineering and architecture data collections and supporting datasets from AUS.
Search ancient cultures data collections and supporting image from GBR.
Open data portal for Historic England, United Kingdom.
histat is an online database of time series from historical, economic and social science research, developed at GESIS and released in 2004. It moved to SAFE in 2021. Registration, use of the platform and data downloads are free of charge, and metadata can be searched without registration.
Browse research datasets and image related to engineering.
Highland Council Open Map Data is a portal for discovering, analyzing and downloading map data. Data can be downloaded in formats including CSV, KML, Zip, GeoJSON, GeoTIFF and PNG, and API links are available for GeoServices, WMS and WFS. Charts, thematic maps, StoryMaps and Web Maps are also offered.
HEASARC is NASA's multi-mission archive for high-energy astronomy, holding data in extreme ultraviolet, X-ray and gamma-ray wavelengths plus cosmic microwave background datasets. It provides archival data, multi-mission software and analysis tools, and information on current and past observatory missions, available freely. Data discovery uses an interactive web portal, with API access through Xamin, astroquery and Virtual Observatory protocols.
The HIFLD Open Portal is an ArcGIS Hub platform that allows users to discover, analyze, and download datasets in formats including CSV, KML, Zip, GeoJSON, GeoTIFF and PNG. It also provides access to geospatial service APIs, enables analysis with charts and thematic maps, and supports creation of StoryMaps and Web Maps.
Search atmospheric, oceanography and climate data collections and supporting geospatial data from PRT.
Data portal around invasion biology hypotheses.