Revised Schrödinger's cat experiment challenges reality

A classic experiment gets an update that contradicts key assumptions of quantum mechanics.

  • Physicists revise the Schrödinger's cat thought experiment.
  • The new version leads to contradictions in quantum theory.
  • Scientists are stumped by the implications.
Keep reading Show less

New controversial theory: Past, present, future exist simultaneously

Our experience of time may be blinding us to its true nature, say scientists.

Back to the Future.
  • Time may not be passing at all, says the Block Universe Theory.
  • Time travel may be possible.
  • Your perception of time is likely relative to you and limited.
Keep reading Show less

Scientists Discover The "Angel Particle" That Is Both Matter and Anti-Matter

Researchers succeed in an 80-year-old quest to find the elusive "angel particle".

A composite view of the Crab nebula viewed by the Herschel Space Observatory and the Hubble Space Telescope (Image: NASA)

A team of scientists found first evidence for the existence of a Majorana fermion, a hypothetical particle proposed 80 years ago that is its own antiparticle. 

Keep reading Show less