02/05/2022

Strong solar flare erupts from sun

The sun emitted a strong solar flare on April 30, 2022, peaking at 9:47 a.m. EDT. NASA's Solar Dynamics Observatory, which watches the sun constantly, captured an image of the event.

Using tiny sensors to monitor migrating monarchs

Millions of monarch butterflies migrate each fall to a specific cluster of mountain peaks in central Mexico. How exactly they navigate to their winter home, and the way they choose their path, is a topic of great interest ...

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