New rhythm for El Nino discovered

El Niño wreaks havoc across the globe, shifting weather patterns that spawn droughts in some regions and floods in others. The impacts of this tropical Pacific climate phenomenon are well known and documented.

Early Mars may not have been hospitable after all: study

Instead of a warm, wet and possibly life-bearing planet as some scientists contend, early Mars may have been a hostile and volatile place with frequent volcanic outbursts, a study said Sunday.

Corals storm back after 'sea-weeding' project

A volunteer seaweed removal program involving citizen scientists has seen a dramatic improvement of up to 600% coral regrowth off the coast of Magnetic Island.

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