(15 min) Worlds of Curiosity dives into the questions of "What it would be like to live on an Earth with no Moon?" or "What if the Earth was tilted on its side, like the planet Uranus?"

It’s 10 o’clock: Do you know where your stars are? Let’s do a little scouting.... Each season brings a fresh batch of stars to dazzle our eyes and constellations to tell nighttime stories about. We’ll give you a quick tour of the Summer sky, and tips on how to identify a few of the major […]

(28 minutes) For thousands of years humans observed the light coming from the night sky with their eyes. In the beginning of the 17th century, the invention of the telescope revolutionized our knowledge of the Universe. Finally, in the 20th century with the advent of rockets, it became possible to go above the Earth’s atmosphere […]