This is why Venus is bone dry

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The Earth and Venus are made of similar material and are about the same size. Yet one planet has an abundance of water and the other is dry. When and how did this happen?

Researchers at the University of Colorado Boulder think the answer lies in a non-thermal process called 'HCO+ Dissociative Recombination'. We spoke with co-lead researcher of the study Dr Michael Chaffin to learn more.

Video by Sanjana Bhambhani