70 Million Years Ago, Days Were 30 Minutes Shorter, According to this Ancient Clam

Has humanity been doing it all wrong? We’re busy staring off into space with our futuristic, ultra-powerful telescopes, mesmerized by ethereal nebulae and other wondrous objects, and trying to tease out the Universe’s well-kept secrets. Turns out, humble, ancient clams have something to tell us, too.

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Fossilized Clams Had Evidence of a Meteorite Impact Inside Them

When an extraterrestrial object slams into the Earth, it sends molten rock high into the atmosphere. That debris cools and re-crystallizes and falls back down to Earth. Tiny glass beads that form in this process are called microtektites, and researchers in Florida have found microtektites inside fossilized clams.

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