Vibrant, colorful and full of character, Mexico is one of North America’s most exciting tourist destinations. This large ...

In today's Lightning Round video, I fall down a crazy rabbit hole around Jupiter's moon Io, talk about a potential crewed mission to Venus, stumble over the newest AI news, and talk a little about my ...

As Kilauea erupts a 330-foot-tall fountain of lava, officials warn of hazards from volcanic gas that may affect nearby ...

Discover interesting facts about how big earthquakes can get, why earthquakes happen, and why they're so hard to predict.