The first link in the marine food chain is the "phyto" type of this, including algae
Measured with calipers, it should be 15 or under for young men & goes down to around 5 for superathletes
Kids as young as 7 swim, bike & run at the Ironkids one of these events -- poor tykes
One of Mexico's millennium coins featured a depiction of this migrating butterfly
His 1905 paper "On the Electrodynamics of Moving Bodies" contained his special Theory of Relativity
It's a runner's term for rolling from the outside of your foot to the inside; rolling back is supination
In January 1970 Boeing introduced this first wide-bodied jumbo jet; it could seat up to 452 passengers
A hologram of this sacred temple lies in the center of Cambodia's 2001 10,000-riel coin
For over 75 years, Wrigley made only these 3 gums
The ocean contains millions of tons of gold -- meanwhile we're extracting this element, Mg. Whoopee.