Singapore's Wie Qi Katelin Heng competes in the individual all-around qualification round during the 39th FIG Rhythmic Gymnastics World Championships at the Arena Armeets in Sofia (Arena Armeec hall) on September 14, 2022. (Photo by Nikolay Doychinov/AFP Photo)

Revelers look at a cellphone during the annual street block party know as “Explode Coracao” on the third day of Carnival on February 19, 2023 in Sao Paulo, Brazil. According to the São Paulo City Council, during Carnival week more than 500 street blocks (blocos de rua) are held and more than 15 million people are expected to participate in them. Created in 2017, Explode Coracao is one of the most popular street blocks and attracted 150,000 revelers in its last edition, before the pandemic, in 2020. (Photo by Alexandre Schneider/Getty Images)

“Scott Linstead is an internationally published, freelance wildlife photographer/writer. His clients include Natural History Magazine, Hewlett Packard, Ranger Rick Magazine and a number of wildlife publications in North America and Europe. Scott's column on the techniques of bird photography appears in every issue of Outdoor Photography Canada”.

Photo: A veiled chameleon extends its tongue to catch a cricket. Canadian wildlife photographer Scott Linstead, formerly an aerospace engineer and high school teacher, uses a device called Phototrap “to not only photograph the elusive, but also the unimaginably quick”. (Photo by Scott Linstead)

1974: American boxer Muhammad Ali, formerly Cassius Clay, strikes an aggressive pose at a press conference on November 29, 1974. (Photo by Harry Dempster/Express/Getty Images); American actor Will Smith at the Royal Premiere of the film Ali in London on December 11, 2001. Smith starred as Muhammad Ali in the film. (Photo by Dave Hogan/Getty Images)

These beautiful shots may look like works of modern art – but they are actually close-ups of chemical reactions. The works were snapped with the help of a group of scientists from the University of Science and Technology of China (USTC) in Anhui, China. Here: Zinc reacting with lead nitrate in a soft gel to form lead crystals. (Photo by Yan Liang/Caters News)

Nessie, a California sea lion pup recently born at Blair Drummond Safari and Adventure Park, near Stirling, UK. Picture date: Thursday July 11, 2024. (Photo by Andrew Milligan/PA Images via Getty Images)

Beautiful, strange and occasionally alarming pictures from the shortlist for this year’s Wellcome image awards – which celebrate the very best in science photography and imaging – from an x-ray of a bat to a micrograph of a kidney stone. The exhibition opens on 12 March at three science centres and the Museum of Science and Industry in Manchester. Photo: Scanning electron micrograph (SEM) of an Arabidopsis thaliana flower, also commonly known as thale cress. Some of the anthers are open, revealing pollen grains ready for dispersal. Arabidopsis was the first plant to have its entire genome sequenced and is widely used as a model organism in molecular and plant biology. Horizontal width of image is 1200 microns. Magnification 100x. (Photo by Stefan Eberhard/Wellcome Images)

The Leshan Giant Buddha, a 71-metre tall stone statue, is carved out of a cliff face in the southern part of Sichuan province in China. (Photo by Suchet Suwanmongkol/500px)