In my last report from Physics@FOM, I will talk about something I am truly not competent to discuss: "Holography, ADS/CFT and the emergence of gravity." I realize that I am not always the sharpest ...
Morning Overview on MSN
Why time only moves forward, and past travel can't happen
Time feels like the most familiar thing in the world, yet it hides one of physics’ hardest questions: why do we only remember ...
The following is an extract from our Lost in Space-Time newsletter. Each month, we hand over the keyboard to a physicist or two to tell you about fascinating ideas from their corner of the universe.
One of the most famous paradoxes ever, the grandfather paradox, cautions against making changes that could break the timeline if you were to ever travel back in time. But, according to one scientist, ...
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