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New Findings: Cosmic Shield Found, Whale Birth Captured

3/29/2026

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Summary

Story summary

Researchers from China's Chang’e-4 mission report a large cavity between Earth and the Moon that shields against galactic cosmic rays.
As NASA prepares for Artemis 2, researchers stress the need to understand the effects of chronic low-dose space radiation on astronaut performance and safety.
The findings also include the first documented footage of a whale birth and headbutting, shedding new light on sperm whale behavior.

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Story summary

Researchers from China's Chang’e-4 mission report a large cavity between Earth and the Moon that shields against galactic cosmic rays.
As NASA prepares for Artemis 2, researchers stress the need to understand the effects of chronic low-dose space radiation on astronaut performance and safety.
The findings also include the first documented footage of a whale birth and headbutting, shedding new light on sperm whale behavior.