Countries facing a resurgent threat from Russia are set to spend hundreds of billions on military gear — and they’re turning ...

Due to the intermittency and fluctuation of wind power(WP) and photovoltaic(PV), it is difficult to estimate their reasonable values accurately when calculating the power balance. Hence, an equivalent ...

ISW noted that the slowing consumption of tank reserves aligns with an observed increase in the use of motorcycles and buggies on the Ukrainian frontline. Since late fall 2024, Russian troops have ...

Lake Oroville, California's second largest reservoir, reached 100% capacity. The state's largest reservoir, Lake Shasta, is 91% full and over 100% of average to date.

The Colorado River Basin’s hidden, below-ground reservoir — which spans parts of Colorado and six other states — has lost about 13 trillion gallons of water, and it’s shrinking faster than it has in ...