Science ❯ Physics

Radiation

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Retired Van Allen Probe A Reenters Over Eastern Pacific After Solar Activity Speeds Orbital Decay

An unusually active solar maximum expanded the upper atmosphere, increasing drag that drove the satellite back to Earth years sooner than forecast.

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NASA’s Van Allen Probe A On Track for Uncontrolled Reentry in March 10 Window

Supersonic Cracks in Tape Launch Tiny Shockwaves, Solving the Screech Mystery

Bennu Samples Show Amino Acids Likely Formed in Icy, Radioactive Environments

New X4.2 Solar Flare Erupts From AR4366 as Earlier CME Nears Earth

Early-Universe Quasar Defies Models With 13 Times the Eddington Limit, Bright X-Rays and a Radio Jet

JWST’s ‘Little Red Dots’ Are Young Black Holes Shrouded in Gas, Nature Study Finds

Webb Spots Unexplained UV Around Five Protostars in Ophiuchus

Airbus Speeds A320 Fix After Radiation-Linked Software Flaw, Few Jets Still Grounded

Airbus A320 Recall Nears Completion After Solar Radiation Corrupts Flight‑Control Data

Völklinger Hütte Sets Nov. 9 Opening for 'X-Ray' Exhibition on the Radiographic Gaze

Peer-Reviewed Studies Link 1950s Sky Flashes to Nuclear Tests and UAP Reports

M1.1 Solar Flare Recorded Over Sunspot 4248 as Overall Activity Eases

M2.0 Solar Flare Recorded on Oct. 9 as Scientists Keep Watch

Lab Radiation Tests Complicate Ocean Origin for Enceladus Organics

Webb Reveals Pismis 24’s Turbulent Stellar Nursery in Striking NIRCam Image

First Frontal VLBA Image of Blazar PKS 1424+240 Reveals Ring-Shaped Magnetic Field

Cosmic Rays Can Sustain Subsurface Life in New Radiolytic Habitable Zone

NASA Plans New Annealing Trials After JunoCam Image Noise Returns

Scientists Achieve First Ground-Based Detection of Gamma-Ray Flash Linked to Lightning