The Davos Agenda 2021 of the World Economic Forum kicked off virtually this Monday with the theme "A Crucial Year to Rebuild Trust." Which country is the town Davos in, where the flagship event was held annually?

Johnson & Johnson published global trial results of its COVID-19 vaccine on Friday and said it will seek approval in the United States next week. Which of the following isn't true about the vaccine?

A group of Redditors of the thread r/WallStreetBets rallied its members to buy stocks of several "struggling" companies, driving up their prices and dealt a major blow to Wall Street investors and hedge funds shorting these companies. Which of the following companies isn't targeted by the online community?

Which country's confirmed COVID-19 death toll surpassed India's and became the world's third-highest this week, according to Johns Hopkins University's tally?

What caused tech giant Google to threaten to block its search engine in Australia?

Former Federal Reserve Chair Janet Yellen on Tuesday formally became the first woman to serve as U.S. Treasury secretary in the department's 232-year history. Which other role is also served by a female for the first time after President Joe Biden's nomination?