21st Century Inventions That Could Change Your Life

The Monowheel

What's the purpose of the monowheel, you ask? We're not really sure. Someone had a pipe dream and decided to run with it. It didn't work out too well as there were a lot of mechanical issues. That, and this thing was super expensive to build. This would, in theory, be great for folks who have to travel long distances over farmland or desert.

The More You Know

Tree seeds were taken into orbit and planted as "Moon Trees."
The fastest gust of wind ever recorded on Earth was 253 miles per hour.
On Mars, sunsets are blue.
J is the only letter that doesn’t appear on the periodic table.

Post originally appeared on Upbeat News.