CT scans and X-rays may up testicular cancer risk

Early and repeated exposure to X-rays and CT scans may increase the chance of testicular cancer. The findings support the use of more testicular shielding.

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cancer radiation health-and-medicine x-rays medical-diagnostics testicular-cancer

Chernobyl: bumblebees still at risk from radiation nearly 35 years on

While long-term exposure of lower levels of radiation for wildlife around Chernobyl is still being debated, new research provides insight into the effects on bumblebee populations.

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bumblebees radiation chernobyl

Dynamic tattoos promise to warn wearers of health threats

Researchers are developing tattoo inks that do more than make pretty colors. Some can sense chemicals, temperature and UV radiation, setting the stage for tattoos that diagnose health problems.

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nanotechnology skin wearables diagnostics tattoos wearable-technology ultraviolet-radiation biosensors

Nuclear threats are increasing – here's how the US should prepare for a nuclear event

What if there was another nuclear incident in the US? A disaster management scholar looks back at the history of nuclear events to assess the risk.

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radiation nuclear-power nuclear-weapons nuclear-accidents atomic-bombs hiroshima-and-nagasaki-atomic-bombs

Duckweed is an incredible, radiation-fighting astronaut food – and by changing how it is grown, we made it better

Duckweed is the perfect space food: small, fast-growing and nutritious. By studying how light levels changed the production of radiation-fighting antioxidants, researchers made it even better.

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space food nasa plants nutrition light farming antioxidants radiation micronutrients

A restart of nuclear testing offers little scientific value to the US and would benefit other countries

Seventy-five years after the first nuclear detonation and nearly 30 years since testing was banned, the US is considering resuming live nuclear testing.

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donald-trump radiation nuclear-tests nuclear-weapons plutonium comprehensive-test-ban-treaty

Cosmic rays may be behind life’s mirrored molecules

Radiation from space may have left a mark on early life, researchers say. It could explain chirality, or why molecules have left- and right-handed versions.

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space molecules radiation featured science-and-technology

Radiation shield polymer may replace lead

A new polymer composite may offer a lighter, non-toxic radiation shielding to replace lead, researchers report.

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materials-science polymers radiation science-and-technology gamma-rays

Radiation detector can monitor X-rays in near-real time

A new material allows for better monitoring of X-ray radiation, researchers report. That could give a boost to medical imaging or even airport security.

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radiation science-and-technology imaging-technology x-rays