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

Sean Mace says he was reading and napping under a pine tree at the San Francisco Maritime National Historic Park last October when a massive pine cone -- larger than a pineapple -- fell on his head.

New research has uncovered the first fossil evidence of a rare botanical condition known as precocious germination in which seeds sprout before leaving the fruit. Oregon State University research ...