Ancient shell shows days were half-hour shorter 70 million years ago

Fossil rudist bivalves (Vaccinites) from the Al-Hajar Mountains, United Arab Emirates.Credit: Wikipedia, Wilson44691 – Own work, Public Domain
AGU contact:Liza Lester, +1 (202) 777-7494, [email protected]
Contact information for the researchers:Niels de Win…
Read More