A 319-million-year-old brain has been discovered. It could be the oldest of its kind | CNN

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Fossils reveal mysterious primate relatives who lived in the ancient Arctic | CNN

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Trilobites armed with trilobites may be the first known example of sexual combat CNN

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Trilobites armed with trilobites may be the first known example of sexual combat CNN

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We Are All Made of Stars: The Long Journey from the Big Bang to the Human Body | CNN

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We Are All Made of Stars: The Long Journey from the Big Bang to the Human Body | CNN

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news of amazing discoveries, scientific advances, and more.

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