A study led by Oxford University researchers was recently published confirming that Neanderthals and humans were very genetically similar and interfertile....
Natural stone arches are commonly made of sandstone or limestone and are found in coastal cliff areas that can be eroded by wave action. Other arches...
What living thing grows taller than a 25-story building, survives raging wildfires, and actually depends on those fires to reproduce? Giant sequoias...
Imagine a machine that keeps working even when its parts change slightly or its surroundings shift. Most human-made machines would fail under that kind...
Almost every living organism has tiny stretches of DNA that repeat over and over again. Scientists call these tandem repeats, and for a long time they...