A particle that only has mass when moving and only in one direction at that, a new insight into aging, sending humans on a trip to and from Mars alive, and more...
![[ world of weird things ]](https://substackcdn.com/image/fetch/w_80,h_80,c_fill,f_webp,q_auto:good,fl_progressive:steep,g_auto/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F93728edf-9a13-4b2b-9a33-3ef171b5c8d8_600x600.png)
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your science briefing for 02.18.2025
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A particle that only has mass when moving and only in one direction at that, a new insight into aging, sending humans on a trip to and from Mars alive, and more...