soil

A Few Scraps Of Paper Can Turn Dirt Into A Super Strong Building Material

As far as building materials go, they don’t come much cheaper than dirt, which is literally everywhere and mostly free. But, as anyone who has ever made a sand castle knows, soil isn’t terribly strong and has a habit of forming a shallow pile rather than more structurally-beneficial shapes. We’re…

How A Forensic Scientist Uses Dirt To Solve Murders 

Stuck to the bottom of your shoe is humble dirt that gives away where you’ve been and what you’ve been up to. It’s up to science to figure out it out. Nature has a fascinating profile of forensic geologist Lorna Dawson, who has used soil to solve decades-old cold cases.