International Day of Commemoration in memory of the victims of the Holocaust (International Holocaust Remembrance Day) is observed on 27 January every year since 2006.
Organization of the Petroleum Exporting Countries (OPEC) has appointed Kuwaiti oil executive Haitham Al Ghais as its new secretary-general, as oil demand continues to improve amid a mild recovery from the coronavirus pandemic.
A team of researchers have named a new species of rain frog, discovered in the tropical rainforests of Panama, after Swedish environmental activist Greta Thunberg.
The Research Foundation for Microbial Diseases began the rollout of the world's first chickenpox vaccine in 1986 as the only varicella vaccine approved by the World Health Organisation.
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