Science & Math

World Bank

World development indicators

Science & Math

Open APIs for world development datasets.

USGS Water Services

Water quality and levels

Science & Math

Water quality and level information for rivers and lakes.

USGS Earthquake Hazards Program

Earthquake data APIs

Science & Math

Real-time and historical earthquake data from USGS.

TLE

Two-line element sets

Science & Math

Satellite orbital elements (TLE) and related information.

Times Adder

Add times via API

Science & Math

Add each of the times introduced in an array and return the sum.

Sunrise and Sunset

Sunrise/sunset times by location

Science & Math

Compute sunrise and sunset times for given coordinates.

SpaceX

SpaceX company and launch data

Science & Math

Community API for SpaceX company, vehicles, launchpads, and launches.

Research activities dataset

Science & Math

Free, open dataset about research and scholarly activities.

Satellite Passes

Find satellite passes

Science & Math

API to find satellite passes for a given location.

PurpleAir

Air quality monitoring

Science & Math

Real-time air quality monitoring data from PurpleAir sensors.

Open Science Framework

OSF research repository APIs

Science & Math

Repository and archive for research materials, data, and manuscripts.

Open Notify

ISS and astronauts

Science & Math

APIs for current ISS location, astronauts in space, and more.

Numbers API

Facts about numbers

Science & Math

Public API for trivia, math, date, and year facts about numbers.

$Favicon of Numbers (math.tools)$

Numbers (math.tools)

Numbers API (paid)

Science & Math

Number of the day, random numbers, and facts with API key.

NoctuaSky

Astronomy REST API

Science & Math

REST API to access NoctuaSky astronomy features.

Newton

Symbolic/Arithmetic calculator

Science & Math

Compute math expressions and symbolic operations via API.

NASA ADS

Astrophysics Data System

Science & Math

NASA ADS APIs for astrophysics research literature and citations.

NASA

NASA data APIs

Science & Math

APIs for NASA imagery, APOD, EPIC, and more.

MPDS

Materials science data

Science & Math

Curated experimental data for materials science.

Launch Library 2

Spaceflight launches and events

Science & Math

Database of spaceflight launches and events with rich metadata.

ITIS

Taxonomic information system

Science & Math

Integrated Taxonomic Information System APIs.

ISRO Statistics

ISRO launches and spacecrafts

Science & Math

APIs providing launches and spacecrafts statistics.

ISRO

ISRO spacecraft info

Science & Math

Public API for ISRO spacecrafts and related data.

isEven

Check if a number is even

Science & Math

Humorous API to check evenness of a number.

Inspire HEP

High energy physics information

Science & Math

APIs for bibliographic data in high energy physics.

iDigBio

Museum specimen data

Science & Math

Access millions of museum specimens from organizations around the world.

GBIF

Biodiversity information facility

Science & Math

Global biodiversity occurrence data and species information.

CORE

Open access research papers

Science & Math

Aggregated open access research outputs from repositories and journals.

Bootprint

Space facts and images

Science & Math

Random facts and images of space via simple endpoints.

arXiv

Open research papers

Science & Math

API for accessing preprints in physics, math, CS, and more.

arcsecond.io

Astronomy data sources

Science & Math

Access multiple astronomy datasets via unified APIs.

A curated collection of the best aPIs for scientific data, mathematical calculations, and research information.

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