For the first time scientists have found an organism that can produce chlorophyll but does not engage in photosynthesis. The peculiar organism is dubbed 'corallicolid' because it is found in 70 per ...

A light microscopy image shows the marine algae Braarudosphaera bigelowii, which is a potentially large evolutionary step. This algae absorbed a bacterium called UCYN-A and formed a new organelle ...

MIT researchers traced chemical fossils in ancient rocks back to the ancestors of today’s demosponges. A team of geochemists ...

For the first time in at least a billion years, two lifeforms have merged into a single organism. The process, called primary endosymbiosis, has only happened twice in the history of the Earth, with ...