Physicists find atomic nucleus with a ‘bubble’ in the middle
Silicon-34’s core has proton shortage in its center
![bubbles](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2016/10/102116_EC_bubble_nucleus_main_0.jpg?fit=1030%2C551&ssl=1)
BUBBLING UP Scientists have found bubbles in a medium very different from these oxygen bubbles — an atomic nucleus. The researchers found that silicon-34 has a “bubble nucleus” with few protons in its center.
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