The curious minds at What If investigate the catastrophic scenario of the sun exploding, revealing how life on Earth and the very fabric of our solar system would be instantly and drastically ...

A new time-lapse reveals the Sun’s inner corona glowing a faint yellow, offering a rare look at the hottest layer of our star’s atmosphere. The footage was created using images from the ASPIICS ...

Northern lights occur when a solar flare interacts with Earth's atmosphere.

An exploding tree claim has gone viral as the U.S. brace for an Arctic blast that will send temperatures plunging, triggering ...

Tree sap is mostly water with sugars and minerals, and like many liquids, it expands when it freezes. Gradual freezes usually ...

"Until now, it was unknown what type of star would remain after the merger." ...

The Iowa DNR says sap that's warmed by the sun during the day can rapidly freeze, causing it to expand when the temperatures ...

The curious minds at What If explore what would happen if our Sun was dying and we had to relocate, imagining survival, exoplanet colonization, and cosmic urgency.

A new sunspot group has quickly grown and is spewing out the most intense type of solar flare. Effects on Earth are forecast ...

The flares are coming from a solar region that was created in late January.

When temperatures plunge and the air goes painfully still, people in northern forests sometimes hear a sharp crack that ...