PhysicsThere may be a cosmic speed limit on how fast anything can grow Alan Turing's theories about computation seem to have a startling consequence, placing hard limits on how fast or slow any physical process in the universe can grow News
PhysicsThe universe is built a lot like a giant brain – so is it conscious? Research has found the universe is remarkably similar in structure to the human brain. But does this mean the cosmos has a consciousness of its own? Features