The Senate has agreed to the ratio of Democrats and Republicans for committee assignments. The members of science related committees are listed below and at AAAS.
Seven Republicans join the Senate Appropriations Committee: Lindsey Graham (SC), Roy Blunt (MO), Dan Coats (IN), James Hoeven (ND), Ron Johnson (WI), Mark Kirk (Il), and Jerry Moran (KS). Byron Dorgan (D-ND) retired and Arlen Specter (D-PA) was defeated in the primaries. Both were in the committee during the 111th congress. The new committee ratio is 16 Democrats and 14 Republicans.
Retired Senator Evan Bayh (D-ID) and Senators Jeff Bingaman (D-NM), Chris Coons (D-DE), Mark Kirk (R-IL), Bill Nelson (D-FL) and John Thune (R-SD) have left the Senate Armed Services Committee. Kelly Ayotte (R-NH), Richard Blumenthal (D-RI), John Cornyn (R-TX), Kristin Gillibrand (D-NY), Joe Manchin (R-WV), Rob Portman (R-OH), and Jeanne Shaheen (D-NH) join the committee. The new committee ratio is 14 Democrats and 12 Republicans.
The Senate Commerce, Science, and Transportation Committee lost three retirees, Sam Brownback (R-KS), Byron Dorgan (D-ND), and George LeMieux (R-FL), in addition to Mike Johanns (R-NB), and David Vittter (R-LA). They gain five Republicans Kelly Ayotte (NH), Roy Blunt (MO), John Boozman (AR), Marco Rubio (FL), and Pat Toomey (PA). The new committee ratio is 13 Democrats and 12 Republicans.
Lisa Murkowski (R-AK) is staying on as the Ranking Member of the Energy and Natural Resources Committee and is joined by Dan Coats (R-IN), Chris Coons (D-DE), Al Franken (D-MN), John Hoeven (R-ND), Mike Lee (R-UT), Joe Manchin (D-WV), Rand Paul (R-KY), and Rob Portman (R-OH). Senators Evan Bayh (D-IN), Sam Brownback (R-KS), Jim Bunning (R-KY), and Byron Dorgan (D-ND) retired. Robert Bennet (R-UT) and Blanche Lincoln (R-AR) are not returning after defeats in the election. John McCain (R-AZ), Robert Menendez (R-NJ), and Jeff Sessions (R-AL) return to the Senate, but are no longer part of the committee. The new committee ratio is 12 Democrats and 10 Republicans.
John Boozman (R-AR), Kristen Gillibrand (D-NY), Mike Johanns (R-NE), and Jeff Session (R-AL) are newcomers to the Senate Environment and Public Works Committee. Two retireees Chris Bond (R-MO) and George Voinovich (R-OH), Arlen Specter (D-PA) who lost his primary, and Amy Klobuchar (D-MN) left the committee. The new committee ratio is 10 Democrats and 8 Republicans.
The Senate Health, Education, Labor and Pensions says goodbye to Senators Tom Coburn (R-OK), Chris Dodd (D-CT), Joe Manchin (D-WV), Jack Reed (D-RI), and Judd Greg (R-NH), a retiree. Richard Blumenthal (D-RI), Mark Kirk (R-IL), Rand Paul (R-KY), and Sheldon Whitehouse (D-RI) join the committee. The new committee ratio are 12 Democrats and 10 Republicans.
The Senate Committee on Homeland Security and Governmental Affairs lost Chris Coons (D-DE), Lindsey Graham (R-SC), and the retired George Voinovich (R-OH). They gain Mark Begich (D-AK), Ron Johnson (R-WI), Rand Paul (R-KY) and Rob Portman, (R-OH). The Committee ratio remains 9 Democrats to 8 Republicans.