On a campus in Boulder, Colorado, time just became a little more exact. Inside the National Institute of Standards and Technology, or NIST, a new atomic clock named NIST-F4 has begun to tick — not ...
Morning Overview on MSN
Dinosaur eggshells hide a 'clock,' and scientists just found it
For more than a century, dinosaur eggs have offered haunting snapshots of ancient life, from curled embryos to trampled nests ...
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