The following video presentations can be viewed with Realplayer.
December 15, 2008
"Gems of the Winter Sky," David Aguilar, CfA
While Cygnus the Swan glides over the western horizon, the Seven Sisters look on as Orion the Hunter stands up to Taurus the Bull in the clear skies of winter.
October 16, 2008
"The 40-Minute Universe," Christine Pulliam, CfA
From the birth and death of stars to the structure of the Milky Way - this 40-minute overview covers the basics of our place in the cosmos and includes the latest space imagery and animations.
May 15, 2008
"Comets—Solar System Messengers," Daniel Green, CfA
Comets have awed mankind throughout recorded history, suddenly appearing as blazing apparitions in our skies. We now know that they are really dusty iceballs orbiting the Sun, but they still hold plenty of surprises.
March 20, 2008
"The Good, The Bad, and The Outrageous," Dan Vergano, USA Today
When science reporting goes awry, an announcement for evidence of water in Mars' ancient past becomes the headline "Mars rover finds signs of microbial life." Such mistakes are becoming more common in today's changing media world, where science coverage is shrinking and fewer media outlets have dedicated science reporters.
February 21, 2008
"Here Comes the Sun," Dr. Kelly Korreck, CfA
Like a tantrum-prone child, our Sun goes through periodic outbursts. It is quiet now, but in a few years the Sun will boil with solar flares, generating violent space storms in the inner solar system.
September 20, 2007
"A Quarter Million Customers Served," Roy Gould, CfA
For about 20 years, a fleet of automated telescopes called MicroObservatory has offered schoolkids across the nation a chance to take pictures of the sky, and to get those pictures delivered to them online.