Big Questions Archives - Page 2 of 3 -
On October 7th 2015 thousands of people reportedly witnessed a cloud of towering skyscrapers drifting above the city of Foshan, in the Guangdong province of China. These mystical skyscrapers appeared for only a few minutes before disappearing.
We live in a part of the solar system called the Goldilocks zone where it’s not too hot that all the water evaporates away, but it’s also not too cold where it freezes instead… and unless you’re an astronaut, the big spherical rock will be your home for life.
You live on a lovely terrestrial planet called Earth that conveniently lies in the solar system’s Goldilocks zone or habitable zone. It is just the right distance from the Sun that the planet’s surface doesn’t freeze over, but also isn’t so hot that your bodily fluids would boil.
Have you ever looked at a globe and thought, what if it had a hole in the middle? Me neither! But some researchers have. Because it turns out that planets don’t have to be shaped like spheres — or, what they really are, which are more like stretched-out spheres.
Space is basically the coolest, coldest, biggest, all-around awesomest… so many superlatives. But what’re the brightest and darkest things out there?
NASA has just released unearthed recordings of the moment that the Apollo 10 astronauts Eugene Cernan and John Young heard mysterious sounds while flying around the far side of the moon 47 years ago (May 1969).
I’m sure you have found yourself looking up at the night sky and wondering just how big the universe is. How could you not?! It’s just so vast, and we are just so tiny! It’s almost impossible not to ponder just how vast it really is, how far it reaches.
All that we see and experience in a normal day is made of matter. The thing that makes up the universe and all the rest — everything on Earth, everything ever observed with all of our instruments, all normal matter — adds up to less than 5% of the Universe. More is unknown than is known.
Deep in an archive in Columbus, Ohio, there’s a slip of paper with a bunch of random-looking letters and numbers printed on it. A few of the characters are circled, and one word is handwritten in red ink: “WOW”.