A reflection of the Alps mountain “Nordkette” is seen in the ski googles of Anders Bardal of Norway during the training round of the FIS Ski Jumping World Cup event at the 60th Four Hills ski jumping tournament at Bergisel on January 3, 2012 in Innsbruck, Austria. (Photo by Alexander Hassenstein/Bongarts/Getty Images)

Google has built its first self-driving car prototypes and hopes to test hundreds more models this summer. If all goes well, the company is planning a pilot program in California over the next few years.

National Geographic photographer Steve Winter has spent most of his adult life shooting wild cats. Photo: A 14-month-old cub, cooling off in a pond, is riveted by a deer that appeared near the shore. Tigers are powerful swimmers; they can easily cross rivers four to five miles wide and have been known to swim distances of up to 18 miles. (Photo by Steve Winter/National Geographic)

Comic Con fans in costume arrive for the 2nd day of the 2016 New York Comic Con at the Jacob Javits Center on October 7, 2016. The four- day event which runs October 6-9 is the largest pop culture event on the East Coast. (Photo by Timothy A. Clary/AFP Photo)

A picture shows the blood stained floor of a kindergarten following reported shelling in the rebel-held area of Harasta, on the northeastern outskirts of the capital Damascus, on November 6, 2016. At least four children were killed and 19 people injured in the government strike in Harasta, according to the Syrian Observatory for Human Rights. (Photo by Sameer Al-Doumy/AFP Photo)

Baylor head coach Kim Mulkey yells at her team during the second half of a women's Final Four NCAA college basketball semifinal tournament game against Oregon, Friday, April 5, 2019, in Tampa, Fla. (Photo by John Raoux/AP Photo)

Cosplayer Barbie Chula poses for a photo on the last day of the New York Comic Con 2021 at the Jacob Javits Center on October 10, 2021. The four-day event is the largest pop culture event on the East Coast. (Photo by Timothy A. Clary/AFP Photo)