Public Broadcasting Service (PBS)2d
How paleontologists are using fossilized shark teeth to date the past
Sharks have ruled the Earth’s oceans for 400 million years and recent research on fossilized shark teeth has led to the ...
Front Page Detectives on MSN5d
Researchers Astounded to Find a 9-Million-Year-Old Fish Fossil in Exceptional Condition; Is Ancestor to Great White Shark
Researchers Astounded to Find a 9-Million-Year-Old Fish Fossil in Exceptional Condition; Is Ancestor to Great White Shark ...