By Fascinating — Jul 24, 2025 Visualizing Newton's first law with a satisfying leap into a snow covered fence. This post and comments are published on Nostr.
Incredible footage of Saturn rising from behind the Moon during a lunar occultation captured from a ground based telescope by astronomer Jan Koet.…
A rainbow created by sea spray over the ocean. Since seawater has a slightly higher refractive index than freshwater, rainbows formed by sea spray are smaller than those that appear
