A solar flare is an extremely bright flash of radiation. It occurs when magnetic energy associated with a sunspot is suddenly ...

What Are Solar Flares? Solar flares are explosive bursts of radiation resulting from the release of magnetic energy associated with sunspots. They occur when magnetic fields around sunspots become ...

Controversial 2025 study "represents the encroachment of pseudoscience into the heart of biological research." ...

On February 4, 2026, the Sun unleashed an intense X4.2 solar flare, sparking significant radio blackouts across parts of ...

In early February 2024, the Sun unleashed a spectacular display of energy with three recorded X-class solar flares, including the most intense flare seen in over 16 months. This s ...

Deep beneath the ocean floor, ancient sediments hint that Earth’s magnetic field sometimes changed far more slowly than ...

Of course, much of this movement so far has been grassroots. Government policy continues to focus on large-scale energy ...

Coronagraphs are telescopes equipped with an occulting disk to block out the overwhelming radiation emanated from the visible surface of the Sun, along with optical stops and filters that are ...

Radiation and microgravity are two of the greatest hazards to astronauts’ reproductive health. “Space radiation can damage ...

Musk said getting all that AI and solar capacity in space will require about 10,000 launches a year—or a launch in less than ...

The Artemis 2 astronauts will venture deeper into space than any human has gone before. That presents some seriously exciting ...

Could humanity nuke an incoming asteroid to deflect it and save the Earth, disaster-movie style? A unique new impact ...