Petrified wood forms when minerals gradually replace organic material over millions of years, turning wood into stone.
Fact #10667
👍 0 · 👎 0
More Science Facts
Dark matter is believed to make up most of the universe’s mass but has not been directly observed.
Fact #1594 · Science
The extinction of the dinosaurs allowed mammals to diversify.
Fact #751 · Science
The Earth's inner core is solid despite extreme heat.
Fact #217 · Science
The human brain operates on about 20 watts of power.
Fact #1840 · Science
The Michelson-Morley experiment attempted to detect the presence of the 'aether.'.
Fact #1005 · Science
The Stanford marshmallow experiment studied delayed gratification in children.
Fact #990 · Science
There are more possible chess games than atoms.
Fact #1694 · Science
The Cavendish experiment measured the density of the Earth using lead spheres.
Fact #994 · Science
Want more facts?
We have over 11,491 facts across 15 categories.