sanitation
A physician didn’t shower for 5 years. Here’s what he found out.
Unfortunately, "less is better" is not a catchy marketing slogan.
Finland is the ‘most sustainable’ country, say expats
India finishes last of 60 countries in environment and sustainability, as ranked by the expats who work there.
Kate the Chemist: Water is a freak substance. Here’s why.
Dr. Kate Biberdorf explains why boiling water makes it safer and how water molecules are unusual and cool.
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How various levels of social distancing can decrease the spread of COVID-19
Understanding the math behind social distancing.
Do you have a cold, the flu, or COVID-19?
What symptoms to watch for, how to get tested, what to do if you're sick, and when to go to the doctor.
What you should know about coronavirus COVID-19 (and what not to worry about)
Misinformation is rampant—but it is the Internet.
Top 6 ways to suck greenhouse gases out of the atmosphere
Researchers evaluated the best and worst ways to remove greenhouse gases from the atmosphere in a recent report.
Forgotten Nazi pesticide rediscovered — it was safer than DDT
For decades, Americans sprayed the notorious pesticide DDT all over their homes and fields. But it turns out we may have known about — and ignored — a safer alternative used by the Nazi regime.
California bill to ban single-use plastic by 2030 failed to pass
After China stopped accepting recylables, California was put in a tough place.
Why American towns are more selective than ever about what they recycle
An ecological silver bullet is missing the target altogether.
Cockroaches are evolving to become invincible
They're hiding in your house, carrying germs, and now there's virtually no way to kill them.
Space toilets: How astronauts boldly go where few have gone before
A NASA astronomer explains how astronauts dispose of their, uh, dark matter.
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7 scientists we are thankful for this Thanksgiving
You may not recognize the names, but these seven scientists have improved the lives of people the world over.
Scientists invent method to extract gold from liquid waste
The next gold rush might take place in our sewers.
‘Aquatic life is bathing in a soup of antidepressants,’ says marine biologist
Antidepressants are destroying underwater ecosystems, which we in turn eat.
How a Smarter Toilet Could Save Millions of Lives a Year
1.5 million children die each year from preventable diseases arising from poor sanitation systems. That's why some of the world's top scientists are working to make a 21st-century toilet without links to water, energy, or sewer lines, and which costs users under $0.05 a day.
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