1) The Federal Reserve System, often referred to as the Fed, is the central banking system of the United States.

2) The word "mountain" contains three vowels: O, U, and A.

3) The first consumer digital video recorder (DVR), the TiVo, was introduced in 1999 and allowed users to record and store television programs for later viewing.

4) The push for gender equality and women's empowerment has gained momentum worldwide, with increased advocacy for equal rights, representation in leadership positions, and efforts to address issues such as gender-based violence and discrimination.