Exploratorium home Exploratorium home Explo.tv
Browse programs by:
The most difficult phase of the Rosetta mission is the final rendezvous with the fast-moving comet. Learn what steps the ESA scientists and engineers are taking to ensure a successful landing for November 2014.

Join Exploratorium scientist Paul Doherty as he illuminates the most primitive objects—comets, icy leftovers from the formation of our solar system over 4.6 billion years ago.

Watch as the best teachers on the planet battle it out for the title of Iron Science Teacher. In this zany competition teachers will have ten minutes to create a science activity. This week’s “secret” ingredient: Milk!

Take a look inside a comet! Launched on Jan. 12, 2005, the Deep Impact spacecraft hurtled through space on a collision course with an enormous comet. Join senior scientist Paul Dougherty as he explores this exciting mission.