- Science news this week: A ‘skull’ on Mars and the discovery of a brand-new color MSN
- Searching for the Dark in the Light NASA Science (.gov)
- NASA’s Perseverance Rover Finds Strange Rocks on Mars WIRED
- NASA scientists are baffled by bizarre spheres on Mars MSN
- Mysterious Skull-Shaped Rock Found on Mars: What Are Scientists Saying? YourStory.com