Previews + Extras
Star Chasers of Senegal Preview
S50 E2 - 27s
A NASA spacecraft named Lucy blasts off from Cape Canaveral on a mission to the Trojans, a group of asteroids over 400 million miles from Earth thought to hold important clues about the origins of our solar system. Just hours before, in Senegal, West Africa, a team of scientists sets out to capture extraordinarily precise observations vital to the success of the Lucy mission.
How to Calculate Time With an Islamic Astrolabe
S50 E2 - 2m 38s
The instrument only requires the observation of the sun’s position to begin making calculations.
These Ancient Stones Helped Track the Seasons
S50 E2 - 2m 57s
Along the river Gambia in Senegal, there are more than a thousand stone circles. The people who placed these stones would have observed how the locations of sunrise and sunset varied over the year.
Similar Shows
Power Trip: The Story of Energy
Science and Nature
Sex in the Wild
Science and Nature
The Gene Doctors
Science and Nature
Your Health: A Sacred Matter
Science and Nature
Changing Seas
Science and Nature
Expeditions with Patrick McMillan
Science and Nature
Return to the Wild
Science and Nature
SciGirls Stories: Black Women in STEM
Science and Nature
A World Without NASA
Science and Nature
Changing Planet
Science and Nature
WETA Passport
Stream tens of thousands of hours of your PBS and local favorites with WETA Passport whenever and wherever you want. Catch up on a single episode or binge-watch full seasons before they air on TV.