Wedges of an orange generate enough current and electrical juice – 3.5 volts – to power an LED. The fruit’s citric acid helps electrons flow from galvanized nails to copper wire in this 14-hour exposure. This image was published in September’s Visions of Earth, a trio of photos that appear in each issue of National Geographic. (Photo by Caleb Charland/National Geographic)
Vocalist Laila Skovmand, a musician with Danish company Between Music, plays underwater in a tank during a rehearsal ahead of their UK premiere concert Aquasonic at the Tramway in Glasgow on Ocrober 25, 2017. (Photo by Robert Perry/PA Images)
Girls play with live Teacup pigs, a rare pet in the country, at the start of celebrations leading to the Lunar New Year, Friday, February 1, 2019 at Lucky Chinatown Plaza mall in Manila, Philippines. The upcoming Year of the Pig represents abundance, diligence and generosity. (Photo by Bullit Marquez/AP Photo)
People of the LGBTQI community pose for a photo on a large rainbow colored flag as they take part in the parade to mark Thailand Pride Festival 2022 in Bangkok, Thailand, 27 November 2022. Thailand's LGBTQI groups and foreigners attended the Pride festival to raise awareness and promote sexual diversity and equal rights for the Lesbian, Gay, Bisexual, Transgender and Queer (LGBTQ) community. The festival also aims to promote tourism in Thailand as Covid-19 restrictions are being lifted, with hopes to becomes an annual and sustainable event in November. (Photo by Narong Sangnak/EPA/EFE/Rex Features/Shutterstock)
Actors dressed up as zombies walk around while posing for photos with passers-by in New York's Times Square on Friday, October 10, 2014 as a promotion for the season premiere of AMC's “The Walking Dead” this Sunday, October 12, 2014. (Photo by Gordon Donovan)
The social media star Demi Rose, 23, wows her fans and showed off her famous curves as she poses in a thong bikini and high heels for “I Saw It First” in Ibiza, Spain on Monday, June 4, 2018. (Photo by KP Pictures)