Time-varying systems, materials with properties that change over time, have opened new possibilities for the experimental ...

The field of ultrafast magnetism explores how flashes of light can manipulate a material's magnetization in trillionths of a ...

China’s new climate pledge, outlined by President Xi Jinping, includes a target to reduce “economy-wide net greenhouse gas emissions” to 7-10% below peak levels by 2035. But, as Carbon Brief explained ...

The Rasmussen Reports daily Presidential Tracking Poll for Friday shows that 49% of Likely U.S. Voters approve of President Trump’s job performance. Fifty (50%) disapprove. The latest figures include ...