The desolate land that covers our neighbouring planet, giving it its unmistakeable red hue, has continued to surprise researchers since they began investigating Mars' surface. Now the red planet has revealed another surprise, which could provide scientist with clues into the history of the world. Researchers have discovered a new type of dune on Mars that look similar to those that form underwater on Earth. Researchers have discovered a new type of dune on Mars, and it is unlike anything seen on Earth. These ripples are different in terms of size, morphology, and the way they form, from any other known.
This article originally appeared in the Motley Fool. Bitcoin (BTC-USD) was one of the hottest stories in the financial markets in 2017, and its success was just the tip of the iceberg for the broader cryptocurrency market. As well as bitcoin did last year, though, ripple (XRP-USD) did even better, and many investors in the space are taking a closer look at the bitcoin alternative as a way to diversify their cryptocurrency exposure or look for even greater potential gains. As cryptocurrency investing has gotten more popular, it's become increasingly important to know as many facts as you can about the tokens in which you want to invest. With that in mind, here are some facts about ripple that even some successful bitcoin investors don't know.