Many of us are familiar with the common sea animals like dolphins, sharks, and turtles, but there are also rare and unusual ...

According to International Precious Metals, only 2,000 were produced, and even fewer are known to exist today—hence their hefty worth. One of these coins once fetched $6.6 million at auction, while ...

If you want to invest in the world's most valuable coins, you'd better be ready to pony up some serious cash. The priciest ...

Over 75 extremely rare sea creatures — about “20% of the entire population” — were spotted off the coast of Maine, photos show. Photo by Leon Bredella via Unsplash Over 75 extremely rare ...

Aerial surveys over the Gulf of Maine captured the group of North Atlantic right whales spread out this week across 10 miles, many of them feeding deep below the surface, the New England Aquarium ...