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Stories by Sophie Bushwick

Feel the Burn: How Do Scientists Count Calories?

Counting calories today is as easy as checking the label in a grocery store, or perusing the menu in a restaurant. But how accurate are these numbers, and how do food manufacturers and restaurants come up with them in the first place?...

July 25, 2011 — Sophie Bushwick

Leap Seconds May Hit a Speed Bump

For most of human history we have defined time through the movements of planets and stars. One day is the time it takes the Earth to rotate about its axis, one year the duration of a single orbit about the sun...

June 17, 2011 — Sophie Bushwick
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The Essential Guide to the Modern World

The Essential Guide to the Modern World