1 points, 0 comments on Hacker News
Time-reversal symmetry is an exotic behavior found in systems whose internal physics looks different when running forward versus backward in time. For some time, physicists have searched for this behavior in systems with almost no overall magnetization. Such phases are highly prized for spintro...
2 points, 0 comments on Hacker News
Hundreds of firefighters are trying to contain the flames consuming the major park.
Firefighters battled for a second day Sunday to contain a forest fire on the Greek Aegean island of Skyros, as the local mayor voiced hope it could soon be brought under control.
The NFL gave Dan Campbell the option to surrender one game-day responsibility. The Lions coach rejected it immediately and explained why Detroit’s challenge process will stay under his control.