资讯

Researchers at UBC have found a way to mimic the elusive Schwinger effect using superfluid helium, where vortex pairs appear out of thin films instead of electron-positron pairs in a vacuum. Their ...
If you are looking at Argan’s stock chart and wondering what to make of the action, you are not alone. Investors have watched the share price rocket an incredible 155.3% over the past year, with gains ...