She Took Taylor Swift's Spot As the Youngest Self-Made Female Billionaire. Here's a Look at Lucy Guo's Intense Daily Schedule. Scientists Found 7,000-Year-Old Mummies in the Desert That Don’t Share ...

In this video, we build a reusable charcoal mound using muddy soil. This method makes it easier to cook and provides a steady source of fire. Step by step, you’ll see how primitive skills create ...