New York Times: Last May, Sandra Rivera, a top executive at the chip giant Intel, got some alarming news. Engineers had worked for more than five years to develop a powerful new microprocessor to carry out computing chores in data centers and…
IEEE Spectrum: By adding periodic nanostructures that look like egg-crate foam to tandem solar cells made of silicon and perovskites, researchers at the Helmholtz-Zentrum Berlin in Germany have achieved a certified efficiency of 29.8 percent. This was the world record for…