Organizations are turning to machine learning because of the return on investment. The ones doing it in real-time are topping the charts.

‘If time travel is possible, where are the tourists from the future?’ Stephen Hawking asked in A Brief History Of Time. Ronald Mallett, 69, is a respected theoretical physicist at the University of ...

A theoretical physicist hid his dream of time travel for decades. Now, his time machine theory is forcing scientists to rethink what’s really possible.

Travelling in time might sound like fantasy, but some physicists think it might really be possible.