A 'fourth dry year' likely in California, officials say

California's reservoirs will enter fall in a slightly better position than last year, but the Golden State should prepare for more dryness, extreme weather events and water quality hazards in 2023, officials say.

New phases of water detected

Scientists at the University of Cambridge have discovered that water in a one-molecule layer acts like neither a liquid nor a solid, and that it becomes highly conductive at high pressures.

Mars Express peers into Mars' 'Grand Canyon'

The latest image release from ESA's Mars Express takes us over two ruptures in the Martian crust that form part of the mighty Valles Marineris canyon system.

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