A farmer sleeps near cows at the International Agricultural Show in Paris, France, February 29, 2016. The Paris Farm Show runs from February 27 to March 6, 2016. (Photo by Benoit Tessier/Reuters)

A journalist sits next to a dummy during a virtual Toyota test drive, during the press day at the 86th Geneva International Motor Show in Geneva, Switzerland, 01 March 2016. The Motor Show will open its gates to the public from 3th to 13th March presenting more than 200 exhibitors and more than 120 world and European premieres. (Photo by Martial Trezzini/EPA)

Miu Miu, a Chihuahua, poses at the pre-Westminster Fashion Show at Hotel Pennsylvania ahead of next week's Westminster Kennel Club Dog Show on February 10, 2012 in New York City. (Photo by Michael Nagle/Getty Images)

Model Jennifer Hawkins showcases designs by Yeojin Bae on the catwalk at the Myer A/W 2012 Collection Launch on March 1, 2012 in Melbourne, Australia. (Photo by Scott Barbour/Getty Images)

A Kevo smart lock is demonstrated during the 2015 International Consumer Electronics Show (CES) in Las Vegas, Nevada January 4, 2015. The lock, which opens with a smart phone App and a touch, is smart enough to know what side of the door you are on and won't accidentally unlock the door when you are inside. A new subscription service offers unlimited e-keys and other benefits, a representative said. (Photo by Steve Marcus/Reuters)

Models walk the runway at the annual Victoria's Secret fashion show at Earls Court on December 2, 2014 in London, England. (Photo by Tim P. Whitby/Getty Images)

Victoria's Secret Angels (fromL) Brazilian model Adriana Lima, Swedish model Elsa Hosk, Brazilian model Alessandra Ambrosio, US model Taylor Hill, US model Martha Hunt and Portuguese model Sara Sampaio cheer during the 2016 Victoria's Secret Fashion Show at the Grand Palais in Paris on November 30, 2016. (Photo by Martin Bureau/AFP Photo)

Microsoft co-founder Paul Allen has spent the last six years working on a giant aircraft capable of launching rockets to space. Today, his company Stratolaunch Systems literally rolled that plane out of its hangar in the Mojave Desert for the first time ever.