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Mysterious Radiation Cloud Over Europe Traced to Secret Russian Nuclear Accident
By Tom Metcalfe published
The cloud held up to 100 times the level of radiation released after the Fukushima accident in Japan in 2011.

The Plastic We 'Recycle' Is Actually Horrible for the Environment
By Yasemin Saplakoglu published
When you drop your plastic waste into the recycling bin, where does it go?

There Are Still 10 Chernobyl-Style Reactors Operating Across Russia. How Do We Know They're Safe?
By Stephanie Pappas published
The flawed reactor design that led to a catastrophic meltdown at the Chernobyl Nuclear Power Plant was used in several other places. Some are still operating.

What Is Potential Energy?
By Mark Davis published
Potential energy is a core concept of any physics-based discussion, and one of the most influential variables in the formulas that describe our known universe.

Here's the Science Behind Finding North Korea's Nuclear Weapons
By Stephanie Pappas published
Remote monitoring can reveal a lot.

If You Throw a Compostable Cup in the Trash, Does It Still Break Down?
By Ashley P. Taylor published
Compostable products are all the rage these days. But what happens to these items — including compostable straws and silverware — when they're thrown into a landfill instead of a compost heap?

Nuclear Fusion Power Could Be Here by 2030, One Company Says
By Tom Metcalfe published
This is a major advance on the way to achieving fusion energy.
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