Wikiverse is a galactic reimagining of Wikipedia. Zoom around to visit clusters of stars representing interconnected topics -- clicking on one will load the article itself right within the interface. Since each star is visually connected to related entries with colored loopy lines, you can hop around like you would on the actual Wikipedia web site.
How much of the earth is visible from any given location? With this tool, you can generate a radial sight map of what you can see, while standing anywhere in the world.
Windy is a live animated weather map showing cloud coverage, jetstreams, temperature, forecasts, and more.
Debategraph is a wiki debate mindmapping and visualization tool that lets you: present the strongest case on any debate that matters to you; openly engage the opposing arguments; create and reshape debates, make new points, rate and filter the arguments; monitor the evolution of debates via RSS feeds; and, share and reuse the debates on and offline.