Equinoxes Video -- National Geographic

Equinoxes Video Just twice a year, day and night fall into perfect balance. Some claim that astronomical phenomenon, called equinox, inspires ancient structures to reveal hidden secrets. Welcome to the National Geographic video player.Video Sections

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- Equinoxes - Just twice a year, day and night fall into perfect balance. Some claim that astronomical phenomenon, called equinox, inspires ancient structures to reveal hidden secrets.
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- Mission to Mars - Cramped quarters, no privacy, and the stress of working together every day. Psychology, more than aerospace engineering, may be the key to sending human crews to Mars.
- Moon 101 - From the moment Neil Armstrong took his "one small step" in 1969, humans have been mesmerized by the moon. Get a crash course on lunar science.
- Solar Blast - Powerful blasts from the sun have the power to fry satellites, crash ATMs and even strand airplanes in the sky. Learn more about the incredible phenomenon known as solar blasts.
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- Voyager Exploring the Solar System - What started out as a mission to explore the planets of Jupiter and Saturn has evolved into an adventure to the region beyond our sun's realm. Join a team of interstellar researchers.
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