It's enough to leave you crying in your margarita: Lime prices are so high these days that in Mexico, organized gangs have even started stealing the fruit. Prices are no better stateside.
California's severe drought has left rivers so dry that young salmon can't make their usual migration. To save the fish and the industry, the state is giving millions of salmon a lift.
With little fanfare, President Obama is expected to sign a bill that marks the first legislative step toward undoing the Watergate-era presidential public financing program.
As one scientist puts it, Bayes' theorem, developed by a Presbyterian minister, isn't clouded by emotion, so it can be revelatory — and may be the best hope of finding Malaysian Airlines Flight 370.
Invasive weeds are already a big headache for ranchers, who spend thousands of dollars to get rid of them. New research shows that a changing climate is likely to help many of these weeds thrive.
President Obama is holding a series of bilateral meetings with world leaders in The Hague. Although the event is focused on nuclear disarmament, international attention is dominated by events in Ukraine.
Health workers in the West African nation of Guinea are working to control an outbreak of the Ebola virus. The disease has sickened 86 people and killed 59, according to the World Health Organization.
The Supreme Court heard oral arguments Tuesday in a case challenging an Affordable Care Act requirement, which mandates that for-profit companies provide health care plans covering contraception.
After a vast oil spill in the waters off Houston, authorities are reopening the shipping channel, hoping to ease the wait on those using it. Dave Fehling of Houston Public Media explains the cleanup.
A House committee and the White House are proposing to move the NSA's phone records program to the hands of phone companies. Privacy advocates and phone companies both support these proposals.