In a Rocky Israeli Crater, Scientists Simulate Life on Mars
October 10, 2021
From the door of the expedition base, a few small steps to the left an autonomous rover passes by. A few giant leaps to the right is an array of solar panels. The landscape is rocky, hilly, tinged with red. Purposefully it resembles Mars.Here, in the R…
Hydropower Decline Adds Strain to Power Grids in Drought
October 10, 2021
After water levels at a California dam fell to historic lows this summer, the main hydropower plant it feeds was shut down. At the Hoover Dam in Nevada — one of the country’s biggest hydropower generators — production is down by 25%. If extreme drought…