70 million years ago, Earth had 372 days a year. An ancient shell reveals days lasted just 23 hours and 31 minutes
[ad_1] PC: Wikipedia, Wilson44691 – Own work, Public Domain About 70 million years ago, during the late Cretaceous period, a year lasted roughly 372 days rather than 365, meaning each day was around half an hour shorter than it is today. The research team examined the growth layers of a single fossilised rudist bivalve, Torreites…