2012 DA14 will skim roughly 17,200 miles above Earth's surface on Feb. 15.
Update, Feb. 10: As Phil Plait noted on Bad Astronomy, recent observations suggest that Apophis has virtually no chance of striking Earth in 2036.
Iowa’s Early Birds Republican presidential candidates are trying to figure out the secret of success in the Hawkeye State.
The XX Factor
GOP Women Stopped the 20-Week Abortion Bill. That’s Not Standing Up for Reproductive Rights.
What Happened at Slate This Week? Traffic swami Jeremy Stahl tallies his favorite stories of the week, from #Ballghazi to #SotU.