The Martian rock features found by NASA's Perseverance rover also include small black dots that scientists nicknamed 'poppy seeds'.
Sources
- Nasa rover finds rocks on Mars with potential signs of past life - BBC (bbc.com)
- https://www.cnn.com/2025/09/10/science/nasa-mars-sapphire-falls-rock-sample (cnn.com)
- https://www.scientificamerican.com/article/if-life-on-mars-ever-existed-this-bizarre-rock-may-tell-us/ (scientificamerican.com)
- https://www.space.com/space-exploration/search-for-life/poppy-seeds-and-leopard-spots-on-mars-could-hint-at-ancient-microbial-life (space.com)
- https://www.npr.org/tags/968624455/perseverance (npr.org)
More in Science
- The 12.9-ka extraterrestrial impact hypothesis has been proposed as an explanation for Younger Dryas climate changes, terminal Pleistocene mammalian extinctions, and the supposed termination of the Clovis archaeological culture.
- People with a bicuspid aortic valve usually undergo a CT scan, in addition to echocardiograms, to check for changes in the size of the aorta.
- Studies have shown that elite athletes such as tennis players can reach core temperatures as high as 40 degrees Celsius, associated with collapse from heat exhaustion.
- The Younger Dryas period lasted approximately 1,300 years and consisted of freezing temperatures.
- The Milky Way contains a supermassive black hole about four million times the mass of the Sun.
- The recommendation that less than 30% of total caloric intake should come from fat continued in the 1995 edition of the U.S. Dietary Guidelines.