Life
Oldest broken bone reveals our ancestors’ switch to life on land
The first known leg break could only have happened on land, pushing back the transition of our four-legged ancestors from water to land by 2 million years
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The first known leg break could only have happened on land, pushing back the transition of our four-legged ancestors from water to land by 2 million years
Some microbes live inside the limestone houses they build 鈥� a unique lifestyle that could be suited to the harsh conditions on alien worlds