Research team demonstrates fractal light from lasers

Fractal patterns are common in nature, including in the geometric patterns of a tortoise shell, the structure of a snail shell, the leaves of a succulent plant that repeat to create an intricate pattern, and the frost pattern ...

How global warming is adding to the health risks of poor people

There is mounting evidence of the impact of climate change on human habitat and health, on plant and animal life, on water resources and shorelines. These changes are felt unevenly within – and between – nations and communities. ...

Faster CO2 rise expected in 2019

With emissions already at a record high, the build-up of carbon-dioxide in the atmosphere could be larger than last year due to a slower removal by natural carbon sinks.

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