Multiple astronomy data sources
Curated research-sharing platform: physics, mathematics, quantitative finance, and economics
Access the world's Open Access research papers
Global Biodiversity Information Facility
Server-side code driving iDigBio's search functionality. - Home · iDigBio/idigbio-search-api Wiki
Documentation of the INSPIRE REST API. Contribute to inspirehep/rest-api-doc development by creating an account on GitHub.
isEven API tells you if a number is even
ISRO Space Crafts Information
Hosted by the USGS Core Science Analytics and Synthesis. Page designed through the cooperative efforts of interagency ITIS Teams. Point of Contact: [email protected]
A group of space enthusiast developers working on services to improve accessibility of spaceflight information.
We deliver machine-readable critically evaluated inorganic materials data for materials science AI.
The MATLAB RESTful API enables you to evaluate MATLAB functions on remote servers using JSON representation of MATLAB data types.
Online PAULING FILE materials database with nearly 2 million data entries (physical properties, crystal structures, phase diagrams) available via API, ready for modern data-intensive applications.
NASA data, including imagery
Get NASA data, including imagery, list of asteroids based on their closest approach date to Earth and much more.
NASA Astrophysics Data System
API for getting APOD (Astronomy Image of the Day) images along with metadata
Symbolic and Arithmetic Math Calculator
An API for Arithmetic and Symbolic Math.
REST API used to access NoctuaSky features
Numbers. Number of the day, random number generation , number facts and anything else you want to do with numbers.
Facts pertaining to the physical science of Oceanography
Free, legal research articles delivered instantly or automatically requested from authors.
ISS astronauts, current location, etc
Repository and archive for study designs, research materials, data, manuscripts, etc
Hyper-local, real-time, public air quality map. Visualize PM2.5 AQI in your area for free. Useful to community scientists or air quality professionals alike, PurpleAir sensors are easy to install, requiring only a power outlet and WiFi.
A simple web service to implement a calculator. Contribute to elizabethadegbaju/remoteCalc development by creating an account on GitHub.
A free, open, dataset about research and scholarly activities
A free, open dataset of scholarly research activity across the scholarly lifecycle.
:rocket: Open Source REST API for SpaceX launch, rocket, core, capsule, starlink, launchpad, and landing pad data. - GitHub - r-spacex/SpaceX-API: Open Source REST API for SpaceX launch, rocket, core, capsule, starlink, launchpad, and landing pad data.
Sunset and sunrise times for a given latitude and longitude
API that adds each of the times sent in an array. Contribute to FranP-code/API-Times-Adder development by creating an account on GitHub.
USGS Earthquake Hazards Program, responsible for monitoring, reporting, and researching earthquakes and earthquake hazards
Home page for water resources information from the US Geological Survey
Random mathematical expressions