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 ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Gordon Scott has been an active investor and ...

January 31, 2026 • Recently, scientists discovered the fastest-spinning large asteroid in the solar system.It’s about the length of eight football fields — but it fully rotates every two minutes, or ...