Paramilitary policemen carry tyres as they take part in a training session in Zhangye, Gansu Province, China, March 1, 2016. (Photo by Reuters/Stringer)

A starling jealously guards a seed station in the back garden of the photographer’s Michigan home in January 2024. (Photo by Lisa Cavanary/Solent News)

Revellers light firecrackers during Diwali, a Hindu festival of lights, in New Delhi on November 12, 2023. (Photo by Sajjad Hussain/AFP Photo)

An ethnic Kayaw couple Mu Htoo and her husband Htaw Eili rest at their home at Htaykho village in the Kayah state, Myanmar September 12, 2015. With about 30,000 members, the Kayaw are one of the smallest ethnic minorities among Myanmar's 135 groups. Their village has for decades been off-limits, as armed rebels fought the military before a recent ceasefire stopped the bloody conflict here. The rebels in the area have put down their guns and taken to the hills to grow rice and corn, but slash-and-burn cultivation methods mean they struggle to find new places to farm. (Photo by Soe Zeya Tun/Reuters)

The "Square Head" is a sculpture by the french artist Sacha Sosno, and it is also the very first giant sculpture to have been transformed in a habitable building.

Elephants dust themselves with soil at Taigan safari park in Belogorsk, Crimea on May 4, 2021. (Photo by Alexey Pavlishak/Reuters)

A horse-drawn cart passing through a section cut out of the base of a giant sequoia tree in the Mariposa groves of Yosemite Park, California. (Photo by Carleton E Watkins/Getty Images). 1870

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.