News tagged with radiation

SDO: Images of a mid-level solar flare

The sun emitted a mid-level solar flare, peaking at 3:33 a.m EDT on Aug. 24, 2015. NASA's Solar Dynamics Observatory, which watches the sun constantly, captured an image of the event. Solar flares are powerful bursts of radiation. ...

dateAug 24, 2015 in Space Exploration
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Focused laser power boosts ion acceleration

An international team of physicists has used carbon nanotubes to enhance the efficiency of laser-driven particle acceleration. This significant advance brings compact sources of ionizing radiation for medical purposes closer ...

dateAug 07, 2015 in General Physics
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Image: Hubble sees a dying star's final moments

A dying star's final moments are captured in this image from the NASA/ESA Hubble Space Telescope. The death throes of this star may only last mere moments on a cosmological timescale, but this star's demise is still quite ...

dateJul 31, 2015 in Astronomy
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