Genetic switch lets marine diatoms do less work at higher CO2

Diatoms in the world's oceans exhale more oxygen than all the world's rainforests. These tiny drifting algae generate about 20 percent of the oxygen produced on Earth each year and invisibly recycle gases enveloping our planet.

Evolution is unpredictable and irreversible, biologists show

Evolutionary theorist Stephen Jay Gould is famous for describing the evolution of humans and other conscious beings as a chance accident of history. If we could go back millions of years and "run the tape of life again," ...

Evolutionary origins of plant/bacteria symbiosis

The symbiosis between some plant species and nitrogen-fixing nodule bacteria is one of the most relevant cooperative relationships in the world. It shapes our global vegetation and, not least, the global nitrogen and carbon ...

Genetic secrets of the world's toughest little bird

Scientists from Griffith University have taken part in an international study which has revealed the genetic secrets of how a small bird can survive in one of the most hostile environments on earth.

Origins of 'The Hoff' crab revealed (w/ Video)

The history of a new type of crab, nicknamed 'The Hoff' because of its hairy chest, which lives around hydrothermal vents deep beneath the Southern Ocean and Indian Ocean, has been revealed for the first time.

Single cells: Same same but different

(Phys.org) —If half of a cell population were coloured white and the other half were coloured black, scientists should think all cells are grey. Conventional methods average over thousands of cells, overlooking any cell-to-cell ...

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