A perfectly-preserved silver dollar, which set a new world record for coin sales when it auctioned for $10,016,875 in 2013, is back on the market, and experts believe it might f...

Andean Condors, which weigh between 20  to 30 pounds (9 to 13 kilograms) and boast a wingspan of more than 10 feet, are one of the world's heaviest and largest flying birds.  Ye...