Science

Political Funny: Mitt Romney vs. Evander Holyfield

NBC's Jimmy Fallon joked on Mitt Romney's upcoming charity boxing match with heavyweight champion Evander Holyfield. ...

Cheney accuses Obama, Holder of playing race card

In an interview with Playboy magazine former Vice President Dick Cheney weighed in on Ferguson. ...read...

Poll: High level of “unsure” GOP voters

A CNN poll shows that Republican voters are unsure about many potential 2016 candidates. Will the GOP's unknowns define themselves or disappear? ...

Poll: Anybody’s nomination on GOP side

A CNN/ORC poll shows a wide-open GOP field for 2016. CNN's Jeff Zeleny and Peter Hamby discuss the horse race with John King. ...

Poll: Double-digit lead for Hillary vs. GOP

A CNN/ORC poll shows that Hillary Clinton has an advantage of over 11 points on all current GOP contenders.

Early recall rates decline after second round of lung cancer screening

Regarding lung cancer, the early repeat scan rate for suspicious findings decreased by more than 80 percent with the second and subsequent low-dose computed...

Ras protein regulates circadian rhythm: Effects on period length, regulation through external time cues

Biochemists have gained new insights into the generation and maintenance of circadian rhythms. They demonstrated that the Ras protein is important for setting the...

Microsemi to Acquire Vitesse Semiconductor for $389 Million

The deal, through a cash tender offer of $5.28 a share, represents a further consolidation in the chip-making industry. ...read...

Children in war: victims and recruits

CNN's Atika Shubert discusses why ISIS is coercing and luring children into its ranks with Charu Lata Hogg from Child Soldiers International. ...

Are fraternities out of control?

Fraternities at college campuses are facing greater scrutiny as more scandals crop up across the country. CNN's John Berman reports. ...