Earth’s spin is not as steady as it looks. As ice melts and groundwater is pumped from deep aquifers to the surface, the ...
Researchers at RPTU create hybrid spin sound waves that could lead to adjustable 6G frequency filters and smarter microwave ...
It has become an article of faith: A key reason for the Colorado River’s precarious condition is that nearly a century ago, the river basin states awarded themselves paper rights to far more water ...