What If Humans Went Extinct?
Deep within Guatemala’s rainforest sits one of the most famous remnants of the Maya civilization: a roughly 2,000-year-old citadel turned to ruins called Tikal. When Alan Weisman hiked through the … Read more
theories
Why Aren’t We Finding Alien Life?
If we discovered evidence of alien life, would we even realize it? Life on other planets could be so different from what we’re used to that we might not recognize … Read more
SPACE: Are We Wrong About Black Holes?
If you were to dive into a black hole (something we would not recommend), you”d likely find a singularity, or an infinitely small and dense point, at the center. Or … Read more
SPACE: Why Haven’t We Found Aliens Yet? Scientists Have Some Theories
One night about 60 years ago, physicist Enrico Fermi looked up into the sky and asked, “Where is everybody?” He was talking about aliens. Today, scientists know that there are … Read more