Fossils and shark teeth in every shovel full ... Warren Buffett Just Sold His Only Vanguard ETF and Piled Into a Stock Up Over 8,500% Since 1986 Asteroid 2024 YR4: More than 100 million people ...

Remarkably, fossil shark teeth are also incredibly abundant. Sharks ruled the earth's oceans for 400 million years, and every individual grows and sheds thousands of teeth in their lifetime.