During femtosecond laser fabrication, photons are mainly absorbed by electrons, and the subsequent energy transfer from electrons to ions is of picosecond order. Hence, lattice motion is negligible ...

The Trump administration’s Jan. 3 capture of President Nicolás Maduro bore some familiar echoes to the 1989 U.S. invasion of ...

In broken societies, as South Africa is, teachers are even more critical in shaping well-rounded young citizens equipped to navigate complex individual, relationship, workplace and societal challen ...