Science
When you look at the night sky, do you know how many stars or other points of light can be seen by the naked eye? How did ancient observe ...
Air Date: February 2, 2009
Listen“Back-to-basics” month continues on SkyTalk as Derrick Pitts and WHYY’s Dave Heller examine how we see the uni ...
Air Date: January 26, 2009
ListenBack to basics: the moon, the sun and the stars
Can you identify the 12 constellations of the zodiac? How about the names of all the planets in our galaxy? No, well that’s okay, W ...
Air Date: January 19, 2009
WHYY-FM’s Dave Heller and astronomer Derrick Pitts celebrate Skytalk’s 18th season on the air by doing what they do best̷ ...
Air Date: January 12, 2009
World clock jumps ahead by a second
Can’t wait another second? Neither can WHYY-FM’s Dave Heller and astronomer Derrick Pitts. A Leap Second was added at 7 p.m. ...
Air Date: January 5, 2009