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Nuclear power

Scientist of the Institute for Safety Problems of Nuclear Power Plants of the NAS of Ukraine in the Chernobyl Exclusion Zone, Ukraine, December 15, 2025. Anatoly Doroshenko

Physics

The man who crawls into the perilous heart of the Chernobyl reactor

Ever since the Chernobyl nuclear reactor exploded in 1986, scientists have needed to monitor radioactive conditions inside. That job currently falls to Anatoly Doroshenko, who explains the dangers and importance of his work to 91av

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Chernobyl 2022

Physics

Exclusive report: Inside Chernobyl, 40 years after nuclear disaster

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Physics

Chernobyl cooling systems have lost power but meltdown risk is low

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Technology

Modular nuclear reactors sound great, but won’t be ready any time soon

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Environment

Fusion power may never happen if we don’t fix the lithium bottleneck

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Chemistry

New way to pull uranium from water can help China’s nuclear power push

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Environment

Data centres may soon burn as much extra gas as California uses daily

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Technology

Tiny nuclear-powered battery could work for decades in space or at sea

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Society

Should Ukraine capture a Russian nuclear power plant?

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Technology

Chinese nuclear reactor is completely meltdown-proof

The first ever full-scale demonstration of a nuclear reactor designed to passively cool itself in an emergency was a success, showing that it should be possible to build nuclear plants without the risk of dangerous meltdown

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Environment

Tech firms claim nuclear will solve AI’s power needs – they’re wrong

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Mathematics

500-year-old maths problem turns out to apply to coffee and clocks

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Physics

Fusion reactors could create ingredients for a nuclear weapon in weeks

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Space

Russia’s space weapon: Is it nuclear and does it pose a threat?

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