Star dune: Scientists solve mystery behind Earth's largest desert sands
![](https://ichef.bbci.co.uk/news/1024/branded_news/58B9/production/_132831722_lalalalia.jpg)
Scientists collected radioactive sand grains in the dark to understand when they formed.
![](https://kellyhillcreative.com/wp-content/uploads/2024/03/image-1719.png)
Mystery of enormous Saharan 'star dune' finally solved — and it wasn't what scientists were expecting - KHC
NASA's Jet Propulsion Laboratory slashing 8% of workforce
Scientists look for signs of alien technology in mysterious perfectly synchronised solar system
![](https://ktvz.b-cdn.net/2024/03/cnn-L19jb21wb25lbnRzL2ltYWdlL2luc3RhbmNlcy9jbHRkYXF4cnAwMDBnM2I2aGV3NjhjZzZ6-L19jb21wb25lbnRzL2FydGljbGUvaW5zdGFuY2VzL2NsdGQ5NHE0ZzAwMGs0OG51YmVkNjVwdHc.jpg)
Ancient 'star dune' evidence isn't missing. It's been hiding in plain sight, radar reveals - KTVZ
![](https://raphaelandreolli1.files.wordpress.com/2016/02/desert1_noise.jpg?w=710)
Study of The Formation of Sand Dunes
![](https://study.com/cimages/multimages/16/1dc23453-9ed9-4ec1-8302-19a561ab034doriginal9092436551351213827.jpeg)
Sand Dune Definition, Properties & Types - Lesson
BBC2 Facebook
![](https://images.newscientist.com/wp-content/uploads/2012/01/dn21400-2_300.jpg)
Astrophile: Picture yourself on a sandboard on Titan
Japan's 'Moon Sniper' miraculously wakes up on lunar surface
Georgina Rannard (@GeorginaRannard) / X
![](https://explorersweb.com/wp-content/uploads/2024/03/WhatsApp-Image-2024-03-09-at-08.31.34.jpeg)
Star Dune Mystery Solved » Explorersweb
![](https://study.com/cimages/multimages/16/pikiwiki_israel_36654_sand_dune3458539394972863822.jpeg)
Sand Dune Definition, Properties & Types - Lesson
![](https://media.springernature.com/lw685/springer-static/image/art%3A10.1038%2Fs41598-024-53485-3/MediaObjects/41598_2024_53485_Fig2_HTML.png)
Structure and chronology of a star dune at Erg Chebbi, Morocco, reveals why star dunes are rarely recognised in the rock record