Science & Education

Improve your musical skills in a fun and challenging way.

Helps you "do the math" quickly in areas such as finance, fitness, health, math, and others.

Real-time aurora australis and borealis activity visualization with interactive controls.

Find the best dark sky locations for stargazing.

Provide weather, water and climate data, forecasts, warnings, and impact-based decision support services

Explore planets, black holes, orbits & galaxies in real time—created using stunning 3D immersive graphics.

Renders a 3D representation of Earth based primarily on satellite imagery.

Explore 3,500+ free calculators designed by experts to solve everyday problems accurately and easily.

Run a hosted EVE-NG cloud lab for Cisco and multi-vendor practice with preloaded images.

Experience Earth, our solar system, nearby asteroids, the universe, and the spacecraft exploring them.

Analyze your text, find common spelling errors and grammatical mistakes and provide information about errors.

Explore the universe, take guided tours of the sky by astronomers and educators from famous observatories ...

Convert between decimal and binary numbers.

A program for quickly estimating the environmental consequences of a comet or asteroid impact on Earth.

It provides automated translation to and from the major European languages.

A free online dictionary, which provided by Russian software company ABBYY.

Run desktop applications on nearly any device with a modern web browser.

Allows users to convert temperature, volume, distance, digital information, weight, area, speed and time.

Instantly translate text and web pages between many languages.

Analyze your text, find common spelling errors and grammatical mistakes and provide information about errors.