A single DNA gram can store 215 petabytes (or 215 million gigabytes) of information, which means it can very well contain all of the world's information with just a few pickup trucks' worth of DNA.
A collision between two massive black holes will happen sooner than expected, say Columbia University astronomers.
In many parts of the world, education is the #1 factor associated with awareness of climate change. But there are regional distinctions, and countries vary in terms of why people do or don't know the word and phenomenon. More here from a global poll done by researchers from Yale, Columbia, Utah State, Princeton, U-Mass-Amherst, and Academica Sinica in Taiwan.