This puzzle is known as the problem of time, and it remains one of the most persistent obstacles to a unified theory of ...

Time feels like the most basic feature of reality. Seconds tick, days pass and everything from planetary motion to human memory seems to unfold along a single, irreversible direction. We are born and ...

Researchers from Regensburg and Birmingham have overcome a fundamental limitation of optical microscopy. With the help of ...

WASHINGTON, February 1. /TASS/. US President Donald Trump has announced that federal law enforcement agencies will cease to ...

For more than a century, scientists have known that waves can behave in ways that seem to defy common sense, from freak walls ...

Spin-polarized electron beams are important for fundamental physics, but they could only be generated using DC electron guns. Now, a radiofrequency electron gun for ...

MOSCOW, January 29. /TASS/. The first round of Russia-US-Ukraine talks in Abu Dhabi took place in a constructive atmosphere, Igor Kostyukov, head of the Main Directorate of the General Staff of the ...

Researchers from Regensburg and Birmingham overcome a fundamental limitation of optical microscopy. With the help of quantum mechanical effects, they succeed for the first time in performing optical ...