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Abstract: To the earlist observers， the cosmos was the realm of the gods. They controlled day and night， the passage of the sun...

Country: Britain Duration: 30 mins Viewers: 755

Abstract: The mid-latitudes of the northern hemisphere. From April to June， our viewpoint for the nightsky. It's mid-evening an...

Country: Britain Duration: 30 mins Viewers: 747

Abstract: Scientists now believe that is exactly what we will soon discover: lots of planets， just like earth. They are probabl...

Country: America Duration: 60 mins Viewers: 727

Abstract: If we didn't have water in large quantities on the surface of the Earth， with its moderating temperature capabilities...

Country: Canada Duration: 30 mins Viewers: 726

Abstract: Millions of years ago， human beings began to ponder what is above and beyond. Nowadays， we seem to be more eager abou...

Country: America Duration: 30 mins Viewers: 684

Abstract: In this video program， we will see a team experincing an extraordinary expedition. It is an expedition to find out wh...

Country: America Duration: 15 mins Viewers: 673

Abstract: Autumn is the season of change. On September 22nd or 23rd， fall begins. This is the day of “autumnal equinox...

Country: America Duration: 15 mins Viewers: 664

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