How old are today's solar rays, and can the speed of light be slowed? Read more
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The Speed of Light
How old are today's solar rays, and can the speed of light be slowed?
Prescription Drug Abuse
The growing problem prescription drug abuse, and how it varies from country to country
Medieval Battlefield Injuries
What can "pig injuries" tell us about medieval battle wounds?
Bartering Orangutans
Can orangutans learn to deal with money? Plus, why do some tunes stick in your head?
Spanish Sardines
Can science save the sardine in northern Spain?
