Time already behaves strangely in modern physics. It can stretch, slow, and split depending on speed and gravity.

Few concepts in physics are as familiar, yet as enigmatic, as time. In Einstein's theory of relativity, time is not absolute: ...

A new theory proposed by researchers at the Stevens Institute of Technology, Colorado State ...

Add Yahoo as a preferred source to see more of our stories on Google. Quantum mechanics is both the most powerful theory physicists have ever devised and the most baffling. On the one hand, countless ...

Once a baffling theory, quantum mechanics has evolved into a driving force behind modern technology and frontier research.

(bymuratdeniz/iStock/Getty Images Plus) Although there are many variables in life, there's one metric by which our existence ...

Only about 5% of the universe is composed of normal matter that we can directly observe, while the remaining 95% is widely ...

Some quantum cryptographers want to find ways to keep messages secret even if the rules of quantum mechanics don’t hold. The ...

Researchers have shown that surprisingly large metal particles can behave according to quantum mechanics, existing in ...

Quantum key distribution (QKD) has been positioned as a physics-based method of securing encryption keys that cannot be ...