09/11/2021

Using new quantum computing architectures to create time crystals

UC Berkeley physicist Norman Yao first described five years ago how to make a time crystal—a new form of matter whose patterns repeat in time instead of space. Unlike crystals of emerald or ruby, however, those time crystals ...

Looking inside ephemeral ultrabright X-ray laser pulses

National University of Singapore scientists co-led an international collaboration to resolve the elusive wavefronts of X-ray free-electron lasers, paving the way towards high-throughput, high-resolution, machine-learning-enabled ...

How to turn specific genes on and off

All the cells in an individual's body bear the same genetic code. It is the reading and writing of this code—the "turning on" and "turning off" of specific genes in specific cells—that gives the cells their identities. ...

Image: Hubble spots dark star-hatching frEGGs

This image shows knots of cold, dense interstellar gas where new stars are forming. These Free-floating Evaporating Gaseous Globules (frEGGs) were first seen in Hubble's famous 1995 image of the Eagle Nebula. Because these ...

Satellites pinpoint communities at risk of permafrost thaw

Thawing permafrost in the Arctic is already unleashing methane and carbon dioxide to the atmosphere, exacerbating global temperature rise. As well adding to the climate crisis, this ground, which has been frozen for thousands ...

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