When it comes to sending humans back to the moon, knowing how to work with the regolith that coats the ground will be make-or ...

Vanderbilt University physicist Lorenzo Gavassino isn't so sure this is as big an obstacle as time-traveler pessimists have ...

The grandfather paradox is just one of the thorny logical problems that arise with the concept of time travel. But one ...

Chinese-American scientist was dubbed the ‘first lady of physics’, but her contributions to her native land remain shrouded ...

A physicist believes he may have solved the notorious "grandfather paradox", suggesting that time travel to the past may not ...

We like to believe we have a pretty good idea of how things work in our universe. However, the truth is that there is still ...

Inside the proton, quarks and gluons shift and morph their properties in ways that physicists are still struggling to understand. Rithya Kunnawalkam Elayavalli brings to the problem a perspective ...

Andrew Young, the former U.S. ambassador to the U.N. under Jimmy Carter, reacts to the late president's funeral procession to the U.S. Capitol and his legacy on 'Your World.' ...

One of the most famous paradoxes ever, the grandfather paradox, cautions against making changes that could break the timeline ...

A skier and physicist at the University of Colorado Boulder who studies avalanches explains what happens in an avalanche and ...

Ice cream has a simple ingredient list – just cream and sugar, but as anyone who’s tried to make it knows, this frozen dessert can easily become a sticky, icy mess. Food scientist Douglas Goff ...

New Jersey Institute of Technology physicist Dale Gary has been named AAS Fellow for his pioneering contributions to radio astronomy and solar physics.