Plutonium-239 remains radioactive for 24,100 years. Uranium-238 persists for 4.5 billion years. Understanding half-life explains why nuclear waste needs deep storage for millennia. 

The science behind nuclear radiation that lasts for centuries

Disclaimer: A number of claims and counterclaims are being made on the Ukraine-Russia conflict on the ground and online. While WION takes utmost care to accurately report this developing news story, we cannot independently verify the authenticity of all statements, photos and videos.

Russian-held Zaporizhzhia nuclear plant reconnected to Ukrainian grid after concerns over radiation crisis

Amid the ongoing Russian invasion of Ukraine, there is a rising fear of potential nuclear incident. This has triggered panic buying of iodine tablets. But can iodine tablets really help against nuclear radiation?

Can iodine pills stop nuclear radiation? Why these tablets are going out-of-stock

Wildfires in Ukraine have spread dangerously close to the defunct Chernobyl nuclear power plant where the world's worst nuclear disaster took place. A video of the incident was posted by a Chernobyl tour operator showed flames and a cloud of smoke rising from the site spread to just over a mile.

Ukraine: Blazing inferno comes dangerously near to Chernobyl site

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