The most radioactive elements found on Earth include Polonium, Radium, and Radon. Learn why elements with short half-lives, ...

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ST. PAUL, Minn. – Xcel Energy says it has fixed the pipe leak at its nuclear power plant in Monticello and will reopen it soon. Last fall, at least 400,000 gallons of water containing radioactive ...

Some atoms are stable, while others seem to fall apart. Lead-208 will probably last forever, while the synthetic isotope technetium-99 exists for just hours. The difference lies in the structure of ...

A team of Italian researchers has uncovered compelling evidence of anomalous radioactive decay in cobalt-57 (Co-57) under ultrasonic stimulation, offering strong experimental support for the Deformed ...

What do a capsule in Australia, a cylinder in Thailand and a camera in the US have in common? All three contained radioactive material and went missing over the past three months, in what experts say ...

During a nuclear stress test, you’ll be injected with a radioactive dye called a tracer. Some of this tracer will remain in your system for a time after the test. A nuclear stress test is a type of ...

Quantum mechanical effects such as radioactive decay, or more generally: 'tunneling', display intriguing mathematical patterns. Researchers now show that a 40-year-old mathematical discovery can be ...

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President Donald Trump announced he is ordering the U.S. to resume nuclear testing, leaving experts wondering what this would entail and how it would be implemented.