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In many cases of epilepsy – which disrupts electrical activity in the brain and often results in seizures – the underlying cause is unknown. UArizona researchers may have found an explanation for some forms of epilepsy.

As the Colorado River carved the Grand Canyon, it flushed away ancient groundwater. The discovery was made using a new method that determines the age of water based on how much of the radioactive element krypton-81 is present.

Amid the call for drastic water-use reductions in the Southwest, Arizona agriculturists, scientists and water stakeholders will gather to explore future sustainability at the Water Resources Research Center annual conference.