Kochi has become India's first city to have a water metro project after the first in a series of battery-powered electric boats were launched in the city.
Singapore's passport has been ranked first along with Japan in the list of powerful passports for the first quarter of 2022, released by the Henley Passport Index.
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.
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