When I left the classroom 12 years ago, computer science was still treated like a niche pursuit, something for the few. Today, it’s the engine of change across every sector. In K–12 education, it is ...

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 ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Do you think you've got decent science knowledge? It's time to put your gray matter to the test ...