The measurement problem in quantum mechanics looks at how an experimental outcome changes, simply by observing it.

Consciousness may be millions of years old, fueled by primal brain circuits rather than the human cortex alone.

Which creatures truly count as cognitive? And which as conscious? From simple organisms to humans, scientists debate the ...

The leading theories of consciousness suggest that the outer layer of the human brain, called the cortex (in blue in figure 1 ...

A Cambridge researcher’s review suggests the brain’s ancient subcortex may sustain basic awareness, reshaping how science and ...

Consciousness is what we are most familiar with. Feeling the sun's warmth on our face, the joy of seeing someone we love, or the thrill of being on a rollercoaster—every single experience we ever had, ...

When our bodies perish, can our consciousness persist? At the University of Virginia, researchers are searching for answers, ...

Ever since we published our very first issue 123 years ago—yes, we’re old—Popular Mechanics has endeavored to help you understand all kinds of technological marvels, from the tools in your shed, to ...

In Hindu philosophy, the phenomenon is known as “ sushupti ,” one of the four states of consciousness. It’s described as a deep, dreamless sleep where ego, personal identity, and the outside world ...