6 Amazing Science Facts That Will Blow Your Mind

2. Most of Earth’s Oxygen Comes From the Oceans

Many people think forests produce most of our oxygen, but that’s only partly true.
Oceans generate over 50% of Earth’s oxygen, thanks to tiny organisms like algae and cyanobacteria.

These microscopic life forms use sunlight to produce oxygen through photosynthesis, making oceans vital for life on Earth.