The World’s Smallest Horse according to Guinness World Records is Thumbelina from Missouri, but another tiny horse named Einstein.

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)

A handout picture provided by Solar Impulse on 18 March 2015 shows the Swiss solar-powered plane Solar Impulse 2, HB-SIB, taking off with Swiss explorer Andre Borshberg on board for the third leg Ahmedabad to Varanasi, of the Round-The-World, in Ahmedabad, India, 18 March 2015. Swiss explorers Bertrand Piccard and Andre Borschberg attempt to circumnavigate the world flying with an aircraft, with a 72 metres wingspan, powered only by solar energy without a drop of fuel. (Photo by EPA/Solar Impulse)

A photograph of Cuba's former President Fidel Castro decorates a wall inside a state-run market in Havana, March 8, 2016. (Photo by Alexandre Meneghini/Reuters)

Brazilian singer Anitta performs on the Coachella stage during the 2022 Coachella Valley Music And Arts Festival on April 22, 2022 in Indio, California. (Photo by Amy Sussman/Getty Images for Coachella)

Australian model Shanina Shaik arrives to attend the Givenchy Menswear Spring/Summer 2023 show as part of Paris Fashion Week, in Paris, on June 22, 2022. (Photo by AFP Photo/Stringer)

Revellers take part in New Year's Eve celebrations in Kyiv, Ukraine on December 31, 2020. (Photo by Valentyn Ogirenko/Reuters)

Teara Bryant (R), 24, enjoys a bar on South Beach during Spring Break in Miami, Florida, U.S., March 25, 2021. (Photo by Yana Paskova/Reuters)