Microscopic algae just solved the water crisis.

Added: 2026-05-23

[00:00:00]2.2 billion people don't have clean drinking water. Everyday families walk miles for water that might be unsafe.

[00:00:07]But microscopic algae called diatoms figured it out millions of years ago.

[00:00:12]Their glass-like shells have pores so tiny they filter 99.9% of bacteria and viruses.

[00:00:18]>> [music] >> No chemicals, no boiling, just nature's design. Engineers are now copying these pores for water filters in developing countries.

[00:00:27]>> [music] >> Nature solved it first. Subscribe for more solutions.