<br><br><a href='http://news.ncsu.edu/features/121206_SantaScience.htm' target='_blank'>http://news.ncsu.edu/features/121206_SantaScience.htm</a><br><br>If you're skeptical of Santa's abilities to deliver presents to millions of homes and children in just one night, North Carolina State University's Dr. Larry Silverberg, professor of mechanical and aerospace engineering, can explain the plausible science and engineering principles that could allow the Jolly Old Elf to pull off the magical feat year after year.