Dark Matter

The overwhelming majority of the universe is:  who knows?

— Richard Panek, The 4 Percent Universe: Dark Matter, Dark Energy, and the Race to Discover the Rest of Reality

Apparently we are only aware of about 4% of reality, and scientists are in a scramble regarding the rest …

What is critical mass?
          The space between stars

Question Michelle Tennison,  Answer Paul Miller (2014)

Meanwhile it is said that 90% of our DNA (aka “junk DNA”) serves no known functional purpose …

What is the soul?
          A water bug skims over the surface
          perfectly balanced between
          here and there

Question and Answer Session with Mary Ellen Binkele and Michelle Tennison (1999)