Arctic Watch
Arctic sea ice now melting to its lowest extent in the satellite record, follow along as the planet changes with daily readings, historical graphs and satellite photos.
Earth Viewer
What did Earth’s continents and oceans look like 250 million years ago, or 1 billion years ago for that matter? Can we say anything about Earth’s climate as far back as our planet’s origin?
Khan Academy
We cover a massive number of topics, including K-12 math, science topics such as biology, chemistry, and physics, and even the humanities with playlists on finance and history.
NASA
Come explore with NASA in the palm of your hand.
Powers of Minus 10
Powers of Minus Ten lets you zoom in to explore human cells and molecules!
Quake Feed
QuakeFeed is the #1 Universal Earthquake App for the iPad and iPhone!