Congress is a bicameral legislature consisting of the Senate and the House of Representatives.
Senate has 100 members, two per state, who are directly elected every 6 years, with a 1/3 rotated out to be elected every 2 years in the midterms
Senate was at first the aristocratic forum, less vulnerable to democracy/sudden shifts in public opinion, and chosen undemocratically by state legislatures. The 17th amendment changed this
The VP is the President of the Senate
Power of tie breaking vote - Kamala has tied for the most tie breaking vote cast; 31
Kamala Harris, the current vice president, presided over a 50–50 split Senate during the 117th Congress
Terms of office (Senate)
At least 30, have to be a US citizen for 9 years but do not have to be a natural citizen, have to reside in the state you represent
House of Reps has 435 members, the number NEVER changes but every 10 years the census redistributes ratio of Representatives to Senators
Representatives are directly elected every two years in the midterms
Terms of office (House of Reps)
At least 25 years old, have to be a citizen for 7 years, but do not have to be a natural citizen, and have to reside in the state you are representing
House leadership - controlled by Republicans
Speaker used to be Kevin McCarthy but resigned so now Mike Johnson (Rep)