A woman reacts after she was hit with pepper spray deployed by police as they cleared a street with protesters rallying against a new national security law in Hong Kong on July 1, 2020, on the 23rd anniversary of the city's handover from Britain to China. A man found in possession of a Hong Kong independence flag became the first person to be arrested under Beijing's new national security law for the city, police said on July 1. (Photo by Dale De La Rey/AFP Photo)

Burlesque performer Tallulah Talons dances in the “Pandemic Burlesque” show presented by Tallulah Talons at Club Cumming on March 18, 2021 in New York City. Like many other New York City nightlife venues, the club was shuttered in March 2020 due to the Covid-19 pandemic, but it continued to host cabaret and comedy shows via live stream for most of the year. The venue reintroduced on-site outdoor events in late December 2020. (Photo by Angela Weiss/AFP Photo)

A topless climate activist Laura Amherst, 31, from Extinction Rebellion protests in Soho, London, United Kingdom on August 25, 2021. The event is part of the “Impossible Rebellion” protest to “target the root cause of the climate and ecological crisis” and are ongoing for two weeks until the Government agrees to stop all new fossil fuel investments. (Photo by Stephen Chung/Alamy Live News)

Two men cross the street in front of a burned-out bus standing beneath a residential building, in the district Neukoelln in Berlin, Germany, Tuesday, January 3, 2023. People across Germany on Saturday resumed their tradition of setting off large numbers of fireworks in public places to see in the new year. The bus was set on fire during the New Year's celebrations. (Photo by Markus Schreiber/AP Photo)

Former US President Donald Trump's impersonator Neil Greenfield gestures outside Trump Tower in New York City on March 22, 2023. With barricades set up near Trump Tower and police on high alert, New York was holding its breath March 22, 2023 for the likely indictment of Donald Trump, but the timing remained uncertain. (Photo by Timothy A. Clary/AFP Photo)

Workers inflate and secure giant helium balloons which will be a featured part of tomorrow's 97th annual Macy's Thanksgiving Day Parade in New York, New York, USA, 22 November 2023. The annual parade will feature 16 giant character helium balloons which will be lead down the street by teams of people. (Photo by Justin Lane/EPA)

Coloured X-ray of a barn owl. A physicist has used X-ray to create an extraordinary collection of artwork. Arie van't Riets pictures reveal birds, fish, monkeys and flowers in an incredible new light. The 66-year-old, from Bathmen in the Netherlands, began X-raying flowers as a means to teach radiographers and physicians how the machine worked. But after adding a bit of colour to the pictures, the retired medical physicist realised the potential for an exciting new collection of art. (Photo by Arie van't Riet/Barcroft Media)

Though schools around the globe have different start dates, calendars and traditions, the first day of a new term is an exciting time filled with the prospects of gaining more knowledge, making new friends and building community. Here: Schoolchildren attend their first lesson on Knowledge Day in the town of Turov, Zhytkavichy District, Gomel Region, Belarus on September 1, 2017. Knowledge Day marks the beginning of a new school year in Belarus and is celebrated on September 1. (Photo by Viktor Drachev/TASS via Getty Images)