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Karina

Karina
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Origin of a complex life form revealed

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Researchers from McGill University have revealed the steps by which two very distinct organisms—bacteria and carpenter ants—have come to depend on one another for...

Asphalt adds to air pollution, especially on hot, sunny days

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Asphalt is a near-ubiquitous substance—it's found in roads, on roofs and in driveways—but its chemical emissions rarely figure into urban air quality management plans. A...

Researcher proposes universal mechanism for ejection of matter by black holes

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Black holes can expel a thousand times more matter than they capture. The mechanism that governs both ejection and capture is the accretion disk,...

Breakthrough narrows intelligent life search in Milky Way

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An analytical breakthrough that could significantly improve our chances of finding extra-terrestrial life in our galaxy has been discovered by a team at The...

Massive release of methane gas from the seafloor discovered for the...

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Gas hydrate is an ice-like substance formed by water and methane at depths of several hundred meters at the bottom of our oceans at...

Why different measurements of material properties sometimes give different results

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It is very hard to take a photo of a hummingbird flapping its wings 50 times per second. The exposure time has to be...

Scientists shed light on how praying mantises use the element of...

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A new study has for the first time illuminated the evolutionary history of the bizarre anti-predator defense—the praying mantis startle display—and suggests that the...

A ‘bang’ in LIGO and Virgo detectors signals most massive gravitational-wave...

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For all its vast emptiness, the universe is humming with activity in the form of gravitational waves. Produced by extreme astrophysical phenomena, these reverberations...

A molecular approach to quantum computing

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The technology behind the quantum computers of the future is fast developing, with several different approaches in progress. Many of the strategies, or "blueprints,"...

Common sunscreen ingredients dangerous for freshwater ecosystems, says study

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The active ingredients found in sunscreen have detrimental effects on freshwater ecosystems, according to new research by University of Alberta biologists. The results show that...

Mining for renewable energy could be another threat to the environment

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Researchers have warned that mining threats to biodiversity caused by renewable energy production could surpass those averted by climate change mitigation. A University of Queensland...