naturalsciences
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Gravitational Waves Might Be Generated by the Debris Fields of Dying Stars
A team of astrophysicists has determined through simulations that the debris shed by dying stars may be a source of gravitational waves — those ripples in spacetime predicted by Einstein over a century ago.
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NASA’s Parker Solar Probe Solves a Longtime Mystery About the Sun
Although the Sun fuels life on our planet, Earth’s host star is not to be messed with. The inflamed ball of hot gas can often times get violent, flinging streams of plasma in our direction in the form of solar wind. By the time this solar wind reaches us, it has already travelled 93 million…
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A Massive Gravitational Wave Observatory Is Returning to Action
The LIGO-Virgo-KAGRA Collaboration will restart with renewed sensitivity this week following a three-year hiatus.
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Earth Will Receive an ‘Alien’ Transmission From Mars This Week
The prospect of receiving an alien signal is both exhilarating and daunting, and we’ll actually get to experience it on Wednesday — or at least, a simulation of such a thing, as a group of scientists and artists carry out a fascinating SETI experiment.