Researchers writing in the journal Science say that if the rate of global warming goes unchecked, the frequency of lightning strikes will increase by 50 percent.
The two sides have been trying to hammer out a historic accord curbing Iran's nuclear programs, but with less than 24 hours before a self-imposed deadline, there is still no news of a deal.
Tunisia's revolution is important because it set off the greater Arab Spring. Today, the country marked a milestone as Tunisians cast ballots for their next head of state.
The fiery Washington, D.C., politician who was famously re-elected after going to jail for crack cocaine possession, has died after months of battling a number of health issues. He was 78.
Many couples have traveled to states where gay marriage is recognized to get hitched. Those who do have a much harder time getting divorced once they get back home.
After President Obama announced his immigration plan this week, communities across the country began making preparations for immigrants who are here illegally to apply for work permits.
Religious leaders await a grand jury's decision in St. Louis. Many of them have been deeply involved with demonstrations following the fatal police shooting of Michael Brown.