HRP-4C, a five-foot humanoid robot developed at Japan's National Institute of Advanced Industrial Science and Technology, sings and dances with performers at the Digital Contents Expo in Tokyo on October 17, 2010. The robot runs entertainment software called Choreonoid, a name formed from the words “choreograph” and “humanoid”. (Yoshikazu Tsuno/AFP)

Mount Sinabung, a highly active volcano on Sumatra island, erupted several times this week. A volcanology agency has declared a danger zone of about four miles from the crater after seven farmers were killed and two others seriously injured. Here: A man carries his dog as a giant ash cloud rises from the Sinabung volcano in Karo, Indonesia on May 26, 2016. (Photo by Sutanta Aditya/Barcroft Images)

Developed for the British American Ambulance Corps, this new motorcycle ambulance is capable of speeding wounded soldiers 90 miles an hour from the front lines to field hospitals. Its springs are synchronized with the patient's heartbeat to avoid increasing fever when traveling over various Terrain. Viewing it in New York August 27, 1941, are left to right: constable Herbert Scott of England, driver; William E. Detlor, whose firm developed the vehicle; M. W. Stand, inspector-general of Civilian Defense, and Maj. Edward Riekert, also. (Photo by AP Photo)

A Brighton and Hove Albion fan wearing a mask of a seagull outside the stadium ahead of the Premier League match at the American Express Stadium, Brighton and Hove on Sunday, December 15, 2024. (Photo by Zac Goodwin/PA Images via Getty Images)

An attendee tries Acton's RocketSkates at the 2015 International CES at the Sands Expo and Convention Center on January 6, 2015 in Las Vegas, Nevada. The motorized skates that you strap to your shoes are powered by Lithium Ion batteries and can go up to 12 mph. (Photo by Ethan Miller/Getty Images)

Simba, one month and four days old kid goat with 22-inch long ears, is held by his owner in Karachi, Pakistan on July 8, 2022. (Photo by Akhtar Soomro/Reuters)

Staff from Local Ocean Conservation and fishermen lifting a mature Loggerhead sea turtle into a car, after the turtle was hooked out on the open water and needs to be taken to observation in the rehabilitation centre before being released back into the ocean, in Watamu, Kenya on May 22, 2025. (Photo by Fredrik Lerneryd/AFP Photo)

The Mexican goalkeeper Carlos Acevedo has a close brush with the ball while making a save against Chile at the Q2 Stadium in Austin, Texas on December 8, 2021. The friendly international match ended in a 2-2 draw. (Photo by Erich Schlegel/USA TODAY Sports)