How to: Science & Math
API | Description | Auth | HTTPS | CORS |
|:---|:---|:---|:---|:---|
| [arcsecond.io](https://api.arcsecond.io/) | Multiple astronomy data sources | No | Yes | Unknown |
| [arXiv](https://arxiv.org/help/api/user-manual) | Curated research-sharing platform: physics, mathematics, quantitative finance, and economics | No | Yes | Unknown |
| [CORE](https://core.ac.uk/services#api) | Access the world's Open Access research papers | `apiKey` | Yes | Unknown |
| [GBIF](https://www.gbif.org/developer/summary) | Global Biodiversity Information Facility | No | Yes | Yes |
| [iDigBio](https://github.com/idigbio/idigbio-search-api/wiki) | Access millions of museum specimens from organizations around the world | No | Yes | Unknown |
| [inspirehep.net](https://github.com/inspirehep/rest-api-doc) | High Energy Physics info. system | No | Yes | Unknown |
| [isEven (humor)](https://isevenapi.xyz/) | Check if a number is even | No | Yes | Unknown |
| [ISRO](https://isro.vercel.app) | ISRO Space Crafts Information | No | Yes | No |
| [ITIS](https://www.itis.gov/ws_description.html) | Integrated Taxonomic Information System | No | Yes | Unknown |
| [Launch Library 2](https://thespacedevs.com/llapi) | Spaceflight launches and events database | No | Yes | Yes |
| [Materials Platform for Data Science](https://mpds.io) | Curated experimental data for materials science | `apiKey` | Yes | No |
| [Minor Planet Center](http://www.asterank.com/mpc) | Asterank.com Information | No | No | Unknown |
| [NASA](https://api.nasa.gov) | NASA data, including imagery | No | Yes | No |
| [NASA ADS](https://ui.adsabs.harvard.edu/help/api/api-docs.html) | NASA Astrophysics Data System | `OAuth` | Yes | Yes |
| [Newton](https://newton.vercel.app) | Symbolic and Arithmetic Math Calculator | No | Yes | No |
| [Noctua](https://api.noctuasky.com/api/v1/swaggerdoc/) | REST API used to access NoctuaSky features | No | Yes | Unknown |
| [Numbers](https://math.tools/api/numbers/) | Number of the day, random number, number facts and anything else you want to do with numbers | `apiKey` | Yes | No |
| [Numbers](http://numbersapi.com) | Facts about numbers | No | No | No |
| [Ocean Facts](https://oceanfacts.herokuapp.com/) | Facts pertaining to the physical science of Oceanography | No | Yes | Unknown |
| [Open Notify](http://open-notify.org/Open-Notify-API/) | ISS astronauts, current location, etc | No | No | No |
| [Open Science Framework](https://developer.osf.io) | Repository and archive for study designs, research materials, data, manuscripts, etc | No | Yes | Unknown |
| [Purple Air](https://www2.purpleair.com/) | Real Time Air Quality Monitoring | No | Yes | Unknown |
| [Remote Calc](https://github.com/elizabethadegbaju/remotecalc) | Decodes base64 encoding and parses it to return a solution to the calculation in JSON | No | Yes | Yes |
| [SHARE](https://share.osf.io/api/v2/) | A free, open, dataset about research and scholarly activities | No | Yes | No |
| [SpaceX](https://github.com/r-spacex/SpaceX-API) | Company, vehicle, launchpad and launch data | No | Yes | No |
| [SpaceX](https://api.spacex.land/graphql/) | GraphQL, Company, Ships, launchpad and launch data | No | Yes | Unknown |
| [Sunrise and Sunset](https://sunrise-sunset.org/api) | Sunset and sunrise times for a given latitude and longitude | No | Yes | No |
| [Times Adder](https://github.com/FranP-code/API-Times-Adder) | With this API you can add each of the times introduced in the array sended | No | Yes | No |
| [TLE](https://tle.ivanstanojevic.me/#/docs) | Satellite information | No | Yes | No |
| [USGS Earthquake Hazards Program](https://earthquake.usgs.gov/fdsnws/event/1/) | Earthquakes data real-time | No | Yes | No |
| [USGS Water Services](https://waterservices.usgs.gov/) | Water quality and level info for rivers and lakes | No | Yes | No |
| [World Bank](https://datahelpdesk.worldbank.org/knowledgebase/topics/125589) | World Data | No | Yes | No |
| [xMath](https://x-math.herokuapp.com/) | Random mathematical expressions | No | Yes | Yes |

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