SEOUL (AP) -- North Korea launched an unidentified projectile toward the sea on Tuesday, South Korea's military said, a likely weapons test that comes as the North heightens animosities with its rival ...

A search is underway for a pack of riders on illegal e-bikes and dirt bikes who pelted rocks and projectiles at police cars on the NSW Central Coast Sunday. NSW Police said that one officer was hit ...

Two-dimensional materials are substances with a thickness of a few nanometres or less. Electrons in these materials are free to move in the two-dimensional plane, but their restricted motion in the ...