Dust in the attics of old houses in Las Vegas contains fallout left over from
nuclear tests in the 1950s. James Cizdziel at the University of Nevada in Las
Vegas, who collected the samples, says the dust is no longer dangerous. But he
claims it could help determine how much radiation people were exposed to at the
time of the tests.
More from New ÒÁÈ˾þÃ
Explore the latest news, articles and features

Humans
Mystery of the ancient giant stone jars of Laos may have been solved
News

Mind
Floatation tanks deployed to combat PTSD after devastating wildfires
News

Mind
What is love? Even a meeting on the subject can't find the answer
News

Mind
How I used psychology to come back from the worst year of my life
Features
Popular articles
Trending New ÒÁÈ˾þà articles
1
The ‘doomsday’ glacier’s giant ice shelf is about to break away
2
How I used psychology to come back from the worst year of my life
3
Why autism pioneer Uta Frith wants to dismantle the spectrum
4
A new tectonic plate boundary could be forming in southern Africa
5
The hidden pockets of the universe where the future can cause the past
6
The 3 things you need to know about protein, according to an expert
7
Rebooting stem cells builds aged muscles and assists injury recovery
8
The Ebola emergency shines a light on the urgent need for new vaccines
9
Where did the laws of physics come from? I think I've found the answer
10
Your body clock has seasonal rhythms and it matters for vaccines