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Science Corner: May 2013 Archives

A country-wide land survey of India years ago was slightly inaccurate because the plumb line on a device wasn't completely vertical. The problem was worse in northern india. What makes this story credible? What underlying scientific principle is at play?

The survey was off because of a scientific principal known as Deflection of the Vertical: the mass of the Himelayan mountains exerted a very slight pull on the mass of the plumbline weight.

What makes a tennis court slow or fast?

Players say even courts of the same material - grass or clay - can be faster or slower than others. Is there really a difference?

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Scientists find the oldest water on the planet, in Ontario

Bob Fournier tells us about a body of water that could be as old as the earth itself.

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