News
- Microbes
New science on algae die-offs is too late for the Reflecting Pool
Iron and hydrogen peroxide trigger cell death via ferroptosis, which cascades killer molecules through the population, causing mass die-offs of algae.
- Paleontology
Ancient flowering plants may have used dinosaurs to spread their seeds
Scientists thought angiosperms didn’t use animals to spread seeds until after the Age of Dinosaurs. Fossilized fruits from these plants challenge this idea.
- Archaeology
We’ve had fire for longer than we thought
Archaeologists have unearthed new evidence that indicates hominids used fire up to 1.79 million years ago.
- Planetary Science
A Mars rover found organic carbon just sitting on a rock
The organic molecules could come from life or from ordinary chemistry — only samples returned to Earth can settle it.
