Will Republicans take control of the House and Senate? All 435 House seats are up for election every two years. A majority in the House is 218 seats. Republicans need a net gain of 39 seats in the Nov. 2 midterm election to get there. Polls now show the Democrats are in trouble. Why?
Ultra-conservative 'tea party' candidates have gotten most of the attention this election cycle. But Mike Castle of Delaware is one of several moderate conservatives who could also win this fall.
House and Senate candidates in this election cycle raised nearly $1.2 billion, ahead of the pace for contests in 2008. Republican Meg Whitman is pumping $104 million of her own money into her campaign for California governor.
Wind energy will be the power source of choice at the US Mint in Denver, Colorado.
This is a composite image of the active galaxy M82 from infrared observations by Spitzer Space Telecope in three wavelength bands coded in red (longest wavelength), green, and blue (shortest wavelengths).
The Obama administration is awarding $3.4 billion in grants to the 10 winners of the Race to the Top competition.
Louisiana and Colorado, two states lauded for education reform, didn't make the cut in Round 2 of the Department of Education's Race to the Top grants. Some experts were puzzled.
The US Air Force's secret X-37B space plane has boosted itself into a new orbit, say skywatchers.
California Republicans have rejected the idea of a tough immigration law like Arizona's and are reaching out to Latino voters. But they'll be carrying a lot of baggage on that uphill climb.