New findings shed light on finding valuable 'green' metals

Research led by Macquarie University sheds new light on how concentrations of metals used in renewable energy technologies can be transported from deep within the Earth's interior mantle by low temperature, carbon-rich melts.

A 2D 'antenna' boosts light emission from carbon nanotubes

A flat sheet of atoms can act as a kind of antenna that absorbs light and funnels its energy into carbon nanotubes, making them glow brightly. This advance could aid the development of tiny future light-emitting devices that ...

UN warns against thirsty tech to solve water crisis

The world needs to better manage its freshwater resources but thirsty new technologies touted as solutions could lead to "serious problems" if left unchecked, a UN report warned Friday.

Four new DAQ white dwarfs discovered

Astronomers from the University of Oklahoma and their colleagues report the detection of four white dwarf stars of a recently discovered rare DAQ spectral subclass. The newfound white dwarfs are slightly more massive than ...

Climate change threatens resilience of Sri Lankan rainforests

Tropical ecosystems store over half of the world's above-ground carbon in their biomass, making them critically important in the global fight against climate change. As carbon dioxide levels continue to rise in the atmosphere, ...

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