Marc Lallanilla

As people make plans to celebrate Cinco de Mayo, people might also plan on spending more for lime-based margaritas. A lime shortage has dampened enthusiasm for the fiestas.

An Oklahoma execution by lethal injection that went awry has renewed interest in the protection against "cruel and unusual punishment," as guaranteed in the U.S. Constitution.

Recent news reports about how Florida's "stand your ground" law affected the number of deaths in the state have raised a few eyebrows, thanks to a strange statistical chart.

It's worth noting that the term Sherpa does not actually mean "mountain guide," but instead refers to an ethnic community of some 154,000 members.

As Christians worldwide gather for Easter to celebrate their belief in the death and rebirth of Jesus, researchers continue to delve into the mysteries that surround the man.

Many Sherpas insist that Mount Everest and other slopes in the area have become more dangerous because of climate change.

In a highly emotional situation like a school shooting, it can be difficult to separate fact from speculation. What does science have to say about school shootings and violence?

The list of food and non-food items that have been combined in an unnatural marriage just got longer: Viagra and Champagne ice cream.

The current geopolitical chess match in Crimea and Ukraine shines a bright light on NATO (the North Atlantic Treaty Organization) and its historical role as a counterweight to Russian aggression.