More than 20% of young adults say they use cannabis or alcohol to fall asleep, with cannabis leading by a wide margin.
Ancient DNA explains why some people live to be over 100 years - Hunter-gatherer genes likely favoured during the last Ice ...
Dinosaur Discovery on MSN
How an armored marine powerhouse reshaped life in the early oceans
This documentary investigates the rise of a heavily armored ocean predator that dominated the seas during the Devonian era.
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