Astronaut Chris Hadfield Explains How to Wash your Hands in Space.

Members of carnival marching bands in costumes parade through the streets during the so-called “Morgestraich” carnival parade in Basel, Switzerland, on Monday, early 07 March 2022. The traditional “Morgenstraich” parade with colorful lanterns and revelers in traditional costumes is starting early morning at 4 a.m. and marks the kick-off for the Basel carnival. It was not held in its usual form in the past two years because of the measures against the Covid-19 pandemic. (Photo by Georgios Kefalas/EPA/EFE)

A livestock vendor gives bath to a bull at a cattle market ahead of the Muslim festival of Eid al-Adha, on the outskirts of Karachi on June 10, 2024. (Photo by Asif Hassan/AFP Photo)

Relatives gather to demand that the government take action to secure the return of their relatives on the 33rd day of Israeli attacks on November 08, 2023 in Tel Aviv, Israel. (Photo by Nir Keidar/Anadolu via Getty Images)

A man cries over the body of his girlfriend, who was killed by shelling in the Kalininsky district of Donetsk, territory under control of the pro-Russian Government of the Donetsk People's Republic in eastern Ukraine, Thursday, June 9, 2022, during the Russian invasion. (Photo by Alexei Alexandrov/AP Photo)

People and sea-gulls bathe in the sea as the sun goes up with red colors in Stralsund close to the baltic sea island of Rügen, on early November 23, 2016. (Photo by Stefan Sauer/AFP Photo/DPA)

A shopkeeper wears a face mask as a precaution against the coronavirus waits for customers at a market in Bengaluru, India, Friday, November 20, 2020. India's total number of coronavirus cases since the pandemic began has crossed 9 million. Nevertheless the country's new daily cases have seen a steady decline for weeks now and the total number of cases represents 0.6% of India's 1.3 billion population. (Photo by Aijaz Rahi/AP Photo)