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Study prompts new ideas on cancers' origins

Rapidly dividing, yet aberrant stem cells are a major source of cancer. But a new study suggests that mature cells also play a key role in initiating cancer—a finding that could upend the way scientists think about the ...

dateDec 16, 2017 in Cancer
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Mammal long thought extinct in Australia resurfaces

A crest-tailed mulgara, a small carnivorous marsupial known only from fossilised bone fragments and presumed extinct in NSW for more than century, has been discovered in Sturt National Park north-west of Tibooburra.

dateDec 15, 2017 in Ecology
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Single-photon detector can count to four

Engineers have shown that a widely used method of detecting single photons can also count the presence of at least four photons at a time. The researchers say this discovery will unlock new capabilities in physics labs working ...

dateDec 15, 2017 in Quantum Physics
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ISS oxygen-recycling experiment takes flight

When resources are limited, you have to work with what you have – especially in the harsh environment of space. Though the International Space Station is regularly restocked by cargo vessels, like today's Dragon, self-sufficient ...

Researchers demonstrate new concepts for heat management

For the first time, Prof. Dr. Markus Retsch and his research group at the University of Bayreuth have succeeded in precisely controlling temperature-dependent thermal conductivity with the help of polymer materials. These ...

Vintage film offers new insights about Antarctica

Fifty years ago, a team of scientists crisscrossed Antarctica by plane, collecting radar images of the ice sheets. Now, a multi-continent effort to digitize and analyze that old data – with an assist from Hollywood – ...

Researchers test intelligence of African grey parrot

To look at him, Griffin doesn't seem like he'd be smarter than your typical 4-year-old—he's a bird, after all. Yet the African grey parrot can easily outperform young children on certain tests, including one that measures ...

Team proposes new space-weather forecasting method

Scientists from Skoltech, the University of Graz and the Royal Observatory of Belgium have developed a method to forecast the strength of the 11-year solar activity cycle. The results of this study may shed light into the ...

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Two rookie astronauts, cosmonaut blast off to ISS

A three-man space crew featuring American and Japanese rookie astronauts as well as an experienced Russian cosmonaut blasted off on Sunday for a six-month mission at the International Space Station.

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