Accéder à la navigation
Accueil
Sign in
Register
Themes
Life
Digital
Earth
Matter
Society
Space
Formats
Articles
Infographics
Opinions
Slideshows
Videos
Making sense of science
Follow
Twitter
Facebook
Instagram
Dailymotion
RSS
Version française
What is the CNRS ?
Search
Sign in
Register
My account
Newsletters
Life
Matter
Society
Space
Earth
Digital
My topics
Customize your navigation
Select your favorite keywords or themes and create your custom section
Log in
Register
Stay
Types
Articles
Infographics
Opinions
Slideshows
Videos
Stay
Top
Share
You are here
Home
/ Themes /
Sand filter
Sand filter
RSS feed
Earth
Slideshow
History Down the Drain
11.15.2016
While renovating a sand filter, a water purification device located in Orléans, researchers were able to access sediments that had accumulated since 1942 from particles transported in the wastewater...
Read more
What's new
Most read
Who was Caracalla, the cruel emperor of Gladiator II?
Mosquitoes and their costly sting
The Sound of 18th-Century Paris
How Many Sexes Are There?
The long-lost sarcophagus of Ramses II has finally been found
In the Days of Human Zoos