"If you’re skeptical of Santa’s abilities to deliver presents to millions of homes and children in just one night, NC State University engineering professor Dr. Larry Silverberg can explain the scientific principles that allow the Jolly Old Elf to pull off the magical feat year after year."
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Newswise Science News | Science of Santa: How Santa Delivers All His Presents in One Night
Love it!
Oooh, I need to update my avatar! Kidlet's grown soooo much since that photo was taken!