The universe continually reminds us that our understanding of reality remains deeply incomplete, despite the billions invested in cosmic research. Every year brings a new particle or phenomenon that ...

I have always been drawn to the strange edge cases where our best theories simply do not fit the facts. From mysterious weather in Kentucky to puzzling signals from deep space, some events and objects ...

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Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Scientists have ...