April 1-6: Break out your microscope: After kicking off in late March, NanoDays continues with events across the nation exploring small-scale science, from the structure of a butterfly’s wing to how a hard drive stores information.
April 4: Morgan Freeman narrates as viewers journey to Madagascar with Island of Lemurs, in Imax theaters today.
April 13-19: Put your library card to use: Take home some Asimov or another sci-fi classic and support National Library Week.
April 15: Large portions of North and South America, the Pacific, New Zealand and eastern Australia are treated to a total lunar eclipse tonight. Check out more coverage from Astronomy Magazine.
April 17: A terminally ill scientist gets uploaded to a computer and goes on a power trip in Transcendence, opening today and starring Johnny Depp.
April 18: The Disneynature film Bears premieres. It is the story of two mother bears, their cubs and their survival in the Alaskan wilderness, getting by with the … bear necessities.
The brutal 1906 San Francisco earthquake
that happened on this day prompted the first government-commissioned investigation into earthquakes and launched seismology into the modern age.
April 20-26: Celebrate International Dark Sky Week with a star party, or take this opportunity to limit light pollution outside your own home.